Home / 1,098,332.60-1,645,749.30-814,897.40

Finding the Fourth Proportional to 1,098,332.60, 1,645,749.30 and 814,897.40

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Solution

The fourth proportional to 1,098,332.60, 1,645,749.30 and 814,897.40 is: 1,221,048.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,332.60 : 1,645,749.30 = 814,897.40 : x
  2. Step 2: Convert to fraction form
    1,098,332.60/1,645,749.30 = 814,897.40/x
  3. Step 3: Cross multiply
    1,098,332.60x = 1,645,749.30 × 814,897.40
  4. Step 4: Simplify right side
    1,098,332.60x = 1,341,116,825,621.82
  5. Step 5: Solve for x
    x = 1,341,116,825,621.82/1,098,332.60
  6. Step 6: Final answer
    x = 1,221,048.00

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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.