Home / 1,755,168-2,632,752-425,472

Finding the Fourth Proportional to 1,755,168, 2,632,752 and 425,472

Calculator

Solution

The fourth proportional to 1,755,168, 2,632,752 and 425,472 is: 638,208

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,168 : 2,632,752 = 425,472 : x
  2. Step 2: Convert to fraction form
    1,755,168/2,632,752 = 425,472/x
  3. Step 3: Cross multiply
    1,755,168x = 2,632,752 × 425,472
  4. Step 4: Simplify right side
    1,755,168x = 1,120,162,258,944
  5. Step 5: Solve for x
    x = 1,120,162,258,944/1,755,168
  6. Step 6: Final answer
    x = 638,208

Related Problems

Find fourth proportional to 877,584, 1,316,376 and 212,736
Half scale
Find fourth proportional to 3,510,336, 5,265,504 and 850,944
Double scale
Find fourth proportional to 1,755,169, 2,632,753.50 and 425,473
Similar ratio
Find fourth proportional to 2,632,752, 3,949,128 and 638,208
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.