Home / 687,130-1,496,247

Finding the Third Proportional to 687,130 and 1,496,247

Calculator

Solution

The third proportional to 687,130 and 1,496,247 is: 3,258,124.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    687,130 : 1,496,247 = 1,496,247 : x
  2. Step 2: Convert to fraction form
    687,130/1,496,247 = 1,496,247/x
  3. Step 3: Cross multiply
    687,130x = 1,496,247 × 1,496,247
  4. Step 4: Simplify right side
    687,130x = 2,238,755,085,009
  5. Step 5: Solve for x
    x = 2,238,755,085,009/687,130
  6. Step 6: Final answer
    x = 3,258,124.50

Related Problems

Find third proportional to 343,565 and 748,123.50
Half scale
Find third proportional to 1,374,260 and 2,992,494
Double scale
Find third proportional to 687,132 and 1,496,251
Similar ratio
Find third proportional to 1,030,695 and 2,244,370.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.