Home / 1,007,526.87-1,390,367.13-548,647.08

Finding the Fourth Proportional to 1,007,526.87, 1,390,367.13 and 548,647.08

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Solution

The fourth proportional to 1,007,526.87, 1,390,367.13 and 548,647.08 is: 757,122.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,526.87 : 1,390,367.13 = 548,647.08 : x
  2. Step 2: Convert to fraction form
    1,007,526.87/1,390,367.13 = 548,647.08/x
  3. Step 3: Cross multiply
    1,007,526.87x = 1,390,367.13 × 548,647.08
  4. Step 4: Simplify right side
    1,007,526.87x = 762,820,866,002.48
  5. Step 5: Solve for x
    x = 762,820,866,002.48/1,007,526.87
  6. Step 6: Final answer
    x = 757,122.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.