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Finding the Fourth Proportional to 1,931,602.56, 2,897,841.24 and 1,032,570.60

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Solution

The fourth proportional to 1,931,602.56, 2,897,841.24 and 1,032,570.60 is: 1,549,089.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931,602.56 : 2,897,841.24 = 1,032,570.60 : x
  2. Step 2: Convert to fraction form
    1,931,602.56/2,897,841.24 = 1,032,570.60/x
  3. Step 3: Cross multiply
    1,931,602.56x = 2,897,841.24 × 1,032,570.60
  4. Step 4: Simplify right side
    1,931,602.56x = 2,992,225,667,891.54
  5. Step 5: Solve for x
    x = 2,992,225,667,891.54/1,931,602.56
  6. Step 6: Final answer
    x = 1,549,089.72

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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.