Home / 2,565,478.85-3,539,798.46-1,532,831.49

Finding the Fourth Proportional to 2,565,478.85, 3,539,798.46 and 1,532,831.49

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Solution

The fourth proportional to 2,565,478.85, 3,539,798.46 and 1,532,831.49 is: 2,114,971.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565,478.85 : 3,539,798.46 = 1,532,831.49 : x
  2. Step 2: Convert to fraction form
    2,565,478.85/3,539,798.46 = 1,532,831.49/x
  3. Step 3: Cross multiply
    2,565,478.85x = 3,539,798.46 × 1,532,831.49
  4. Step 4: Simplify right side
    2,565,478.85x = 5,425,914,547,741.51
  5. Step 5: Solve for x
    x = 5,425,914,547,741.51/2,565,478.85
  6. Step 6: Final answer
    x = 2,114,971.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.