Home / 1,258,967.53-1,737,320.85-715,101.62

Finding the Fourth Proportional to 1,258,967.53, 1,737,320.85 and 715,101.62

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Solution

The fourth proportional to 1,258,967.53, 1,737,320.85 and 715,101.62 is: 986,809.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,967.53 : 1,737,320.85 = 715,101.62 : x
  2. Step 2: Convert to fraction form
    1,258,967.53/1,737,320.85 = 715,101.62/x
  3. Step 3: Cross multiply
    1,258,967.53x = 1,737,320.85 × 715,101.62
  4. Step 4: Simplify right side
    1,258,967.53x = 1,242,360,954,294.78
  5. Step 5: Solve for x
    x = 1,242,360,954,294.78/1,258,967.53
  6. Step 6: Final answer
    x = 986,809.37

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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.