Home / 1,615,551.20-2,423,326.80-773,669.60

Finding the Fourth Proportional to 1,615,551.20, 2,423,326.80 and 773,669.60

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Solution

The fourth proportional to 1,615,551.20, 2,423,326.80 and 773,669.60 is: 1,160,504.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,551.20 : 2,423,326.80 = 773,669.60 : x
  2. Step 2: Convert to fraction form
    1,615,551.20/2,423,326.80 = 773,669.60/x
  3. Step 3: Cross multiply
    1,615,551.20x = 2,423,326.80 × 773,669.60
  4. Step 4: Simplify right side
    1,615,551.20x = 1,874,854,276,025.28
  5. Step 5: Solve for x
    x = 1,874,854,276,025.28/1,615,551.20
  6. Step 6: Final answer
    x = 1,160,504.40

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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.