Home / 1,461,097.60-2,191,821.36-619,540

Finding the Fourth Proportional to 1,461,097.60, 2,191,821.36 and 619,540

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Solution

The fourth proportional to 1,461,097.60, 2,191,821.36 and 619,540 is: 929,384.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,097.60 : 2,191,821.36 = 619,540 : x
  2. Step 2: Convert to fraction form
    1,461,097.60/2,191,821.36 = 619,540/x
  3. Step 3: Cross multiply
    1,461,097.60x = 2,191,821.36 × 619,540
  4. Step 4: Simplify right side
    1,461,097.60x = 1,357,921,005,374.40
  5. Step 5: Solve for x
    x = 1,357,921,005,374.40/1,461,097.60
  6. Step 6: Final answer
    x = 929,384.19

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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.