Home / 1,141,567.61-1,575,374.90-688,771.13

Finding the Fourth Proportional to 1,141,567.61, 1,575,374.90 and 688,771.13

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Solution

The fourth proportional to 1,141,567.61, 1,575,374.90 and 688,771.13 is: 950,511.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,567.61 : 1,575,374.90 = 688,771.13 : x
  2. Step 2: Convert to fraction form
    1,141,567.61/1,575,374.90 = 688,771.13/x
  3. Step 3: Cross multiply
    1,141,567.61x = 1,575,374.90 × 688,771.13
  4. Step 4: Simplify right side
    1,141,567.61x = 1,085,072,738,725.91
  5. Step 5: Solve for x
    x = 1,085,072,738,725.91/1,141,567.61
  6. Step 6: Final answer
    x = 950,511.15

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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.