Home / 1,029,524.47-1,544,480.72-390,019.75

Finding the Fourth Proportional to 1,029,524.47, 1,544,480.72 and 390,019.75

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Solution

The fourth proportional to 1,029,524.47, 1,544,480.72 and 390,019.75 is: 585,103.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,524.47 : 1,544,480.72 = 390,019.75 : x
  2. Step 2: Convert to fraction form
    1,029,524.47/1,544,480.72 = 390,019.75/x
  3. Step 3: Cross multiply
    1,029,524.47x = 1,544,480.72 × 390,019.75
  4. Step 4: Simplify right side
    1,029,524.47x = 602,377,984,294.22
  5. Step 5: Solve for x
    x = 602,377,984,294.22/1,029,524.47
  6. Step 6: Final answer
    x = 585,103.12

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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.