Home / 1,125,575.89-1,553,284.10-609,316.57

Finding the Fourth Proportional to 1,125,575.89, 1,553,284.10 and 609,316.57

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Solution

The fourth proportional to 1,125,575.89, 1,553,284.10 and 609,316.57 is: 840,851.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,575.89 : 1,553,284.10 = 609,316.57 : x
  2. Step 2: Convert to fraction form
    1,125,575.89/1,553,284.10 = 609,316.57/x
  3. Step 3: Cross multiply
    1,125,575.89x = 1,553,284.10 × 609,316.57
  4. Step 4: Simplify right side
    1,125,575.89x = 946,441,732,281.12
  5. Step 5: Solve for x
    x = 946,441,732,281.12/1,125,575.89
  6. Step 6: Final answer
    x = 840,851.11

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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.