Home / 1,438,246.90-2,155,875.90-584,952.40

Finding the Fourth Proportional to 1,438,246.90, 2,155,875.90 and 584,952.40

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Solution

The fourth proportional to 1,438,246.90, 2,155,875.90 and 584,952.40 is: 876,820.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,246.90 : 2,155,875.90 = 584,952.40 : x
  2. Step 2: Convert to fraction form
    1,438,246.90/2,155,875.90 = 584,952.40/x
  3. Step 3: Cross multiply
    1,438,246.90x = 2,155,875.90 × 584,952.40
  4. Step 4: Simplify right side
    1,438,246.90x = 1,261,084,781,807.16
  5. Step 5: Solve for x
    x = 1,261,084,781,807.16/1,438,246.90
  6. Step 6: Final answer
    x = 876,820.79

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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.