Home / 1,249,809.78-1,874,717.10-451,654.83

Finding the Fourth Proportional to 1,249,809.78, 1,874,717.10 and 451,654.83

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Solution

The fourth proportional to 1,249,809.78, 1,874,717.10 and 451,654.83 is: 677,483.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,809.78 : 1,874,717.10 = 451,654.83 : x
  2. Step 2: Convert to fraction form
    1,249,809.78/1,874,717.10 = 451,654.83/x
  3. Step 3: Cross multiply
    1,249,809.78x = 1,874,717.10 × 451,654.83
  4. Step 4: Simplify right side
    1,249,809.78x = 846,725,033,098.59
  5. Step 5: Solve for x
    x = 846,725,033,098.59/1,249,809.78
  6. Step 6: Final answer
    x = 677,483.12

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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.