Home / 1,507,898.10-2,261,628.45-442,829.10

Finding the Fourth Proportional to 1,507,898.10, 2,261,628.45 and 442,829.10

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Solution

The fourth proportional to 1,507,898.10, 2,261,628.45 and 442,829.10 is: 664,179.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,898.10 : 2,261,628.45 = 442,829.10 : x
  2. Step 2: Convert to fraction form
    1,507,898.10/2,261,628.45 = 442,829.10/x
  3. Step 3: Cross multiply
    1,507,898.10x = 2,261,628.45 × 442,829.10
  4. Step 4: Simplify right side
    1,507,898.10x = 1,001,514,891,047.90
  5. Step 5: Solve for x
    x = 1,001,514,891,047.90/1,507,898.10
  6. Step 6: Final answer
    x = 664,179.42

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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.