Home / 1,425,605.76-2,132,498.88-1,086,077.52

Finding the Fourth Proportional to 1,425,605.76, 2,132,498.88 and 1,086,077.52

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Solution

The fourth proportional to 1,425,605.76, 2,132,498.88 and 1,086,077.52 is: 1,624,614.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,605.76 : 2,132,498.88 = 1,086,077.52 : x
  2. Step 2: Convert to fraction form
    1,425,605.76/2,132,498.88 = 1,086,077.52/x
  3. Step 3: Cross multiply
    1,425,605.76x = 2,132,498.88 × 1,086,077.52
  4. Step 4: Simplify right side
    1,425,605.76x = 2,316,059,094,993.18
  5. Step 5: Solve for x
    x = 2,316,059,094,993.18/1,425,605.76
  6. Step 6: Final answer
    x = 1,624,614.01

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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.