Home / 1,266,337.40-1,747,546.04-693,413.87

Finding the Fourth Proportional to 1,266,337.40, 1,747,546.04 and 693,413.87

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Solution

The fourth proportional to 1,266,337.40, 1,747,546.04 and 693,413.87 is: 956,911.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,337.40 : 1,747,546.04 = 693,413.87 : x
  2. Step 2: Convert to fraction form
    1,266,337.40/1,747,546.04 = 693,413.87/x
  3. Step 3: Cross multiply
    1,266,337.40x = 1,747,546.04 × 693,413.87
  4. Step 4: Simplify right side
    1,266,337.40x = 1,211,772,655,595.38
  5. Step 5: Solve for x
    x = 1,211,772,655,595.38/1,266,337.40
  6. Step 6: Final answer
    x = 956,911.37

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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.