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Finding the Fourth Proportional to 1,041,000.55, 1,458,581.75 and 1,041,000.55

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Solution

The fourth proportional to 1,041,000.55, 1,458,581.75 and 1,041,000.55 is: 1,458,581.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,000.55 : 1,458,581.75 = 1,041,000.55 : x
  2. Step 2: Convert to fraction form
    1,041,000.55/1,458,581.75 = 1,041,000.55/x
  3. Step 3: Cross multiply
    1,041,000.55x = 1,458,581.75 × 1,041,000.55
  4. Step 4: Simplify right side
    1,041,000.55x = 1,518,384,403,969.96
  5. Step 5: Solve for x
    x = 1,518,384,403,969.96/1,041,000.55
  6. Step 6: Final answer
    x = 1,458,581.75

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.