Home / 1,123,770.70-1,685,304.69-375,641.74

Finding the Fourth Proportional to 1,123,770.70, 1,685,304.69 and 375,641.74

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Solution

The fourth proportional to 1,123,770.70, 1,685,304.69 and 375,641.74 is: 563,345.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,770.70 : 1,685,304.69 = 375,641.74 : x
  2. Step 2: Convert to fraction form
    1,123,770.70/1,685,304.69 = 375,641.74/x
  3. Step 3: Cross multiply
    1,123,770.70x = 1,685,304.69 × 375,641.74
  4. Step 4: Simplify right side
    1,123,770.70x = 633,070,786,181.76
  5. Step 5: Solve for x
    x = 633,070,786,181.76/1,123,770.70
  6. Step 6: Final answer
    x = 563,345.16

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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.