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Finding the Fourth Proportional to 1,513,754.03, 2,270,631.05 and 1,039,000.07

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Solution

The fourth proportional to 1,513,754.03, 2,270,631.05 and 1,039,000.07 is: 1,558,500.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,754.03 : 2,270,631.05 = 1,039,000.07 : x
  2. Step 2: Convert to fraction form
    1,513,754.03/2,270,631.05 = 1,039,000.07/x
  3. Step 3: Cross multiply
    1,513,754.03x = 2,270,631.05 × 1,039,000.07
  4. Step 4: Simplify right side
    1,513,754.03x = 2,359,185,803,346.02
  5. Step 5: Solve for x
    x = 2,359,185,803,346.02/1,513,754.03
  6. Step 6: Final answer
    x = 1,558,500.10

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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.