Home / 1,150,412.90-1,725,603.15-519,325.70

Finding the Fourth Proportional to 1,150,412.90, 1,725,603.15 and 519,325.70

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Solution

The fourth proportional to 1,150,412.90, 1,725,603.15 and 519,325.70 is: 778,981.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,412.90 : 1,725,603.15 = 519,325.70 : x
  2. Step 2: Convert to fraction form
    1,150,412.90/1,725,603.15 = 519,325.70/x
  3. Step 3: Cross multiply
    1,150,412.90x = 1,725,603.15 × 519,325.70
  4. Step 4: Simplify right side
    1,150,412.90x = 896,150,063,795.96
  5. Step 5: Solve for x
    x = 896,150,063,795.96/1,150,412.90
  6. Step 6: Final answer
    x = 778,981.24

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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.