Home / 1,128,552.74-1,691,938.46-559,541.52

Finding the Fourth Proportional to 1,128,552.74, 1,691,938.46 and 559,541.52

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Solution

The fourth proportional to 1,128,552.74, 1,691,938.46 and 559,541.52 is: 838,870.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,128,552.74 : 1,691,938.46 = 559,541.52 : x
  2. Step 2: Convert to fraction form
    1,128,552.74/1,691,938.46 = 559,541.52/x
  3. Step 3: Cross multiply
    1,128,552.74x = 1,691,938.46 × 559,541.52
  4. Step 4: Simplify right side
    1,128,552.74x = 946,709,817,654.86
  5. Step 5: Solve for x
    x = 946,709,817,654.86/1,128,552.74
  6. Step 6: Final answer
    x = 838,870.69

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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.