Home / 1,126,753.64-1,691,819.01-975,417.53

Finding the Fourth Proportional to 1,126,753.64, 1,691,819.01 and 975,417.53

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Solution

The fourth proportional to 1,126,753.64, 1,691,819.01 and 975,417.53 is: 1,464,588.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,753.64 : 1,691,819.01 = 975,417.53 : x
  2. Step 2: Convert to fraction form
    1,126,753.64/1,691,819.01 = 975,417.53/x
  3. Step 3: Cross multiply
    1,126,753.64x = 1,691,819.01 × 975,417.53
  4. Step 4: Simplify right side
    1,126,753.64x = 1,650,229,911,482.15
  5. Step 5: Solve for x
    x = 1,650,229,911,482.15/1,126,753.64
  6. Step 6: Final answer
    x = 1,464,588.05

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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.