Home / 1,132,712.48-1,563,154.28-623,426.60

Finding the Fourth Proportional to 1,132,712.48, 1,563,154.28 and 623,426.60

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Solution

The fourth proportional to 1,132,712.48, 1,563,154.28 and 623,426.60 is: 860,334.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,712.48 : 1,563,154.28 = 623,426.60 : x
  2. Step 2: Convert to fraction form
    1,132,712.48/1,563,154.28 = 623,426.60/x
  3. Step 3: Cross multiply
    1,132,712.48x = 1,563,154.28 × 623,426.60
  4. Step 4: Simplify right side
    1,132,712.48x = 974,511,958,055.85
  5. Step 5: Solve for x
    x = 974,511,958,055.85/1,132,712.48
  6. Step 6: Final answer
    x = 860,334.79

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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.