Home / 1,620,098.48-2,236,373.28-1,068,726.56

Finding the Fourth Proportional to 1,620,098.48, 2,236,373.28 and 1,068,726.56

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Solution

The fourth proportional to 1,620,098.48, 2,236,373.28 and 1,068,726.56 is: 1,475,263.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,098.48 : 2,236,373.28 = 1,068,726.56 : x
  2. Step 2: Convert to fraction form
    1,620,098.48/2,236,373.28 = 1,068,726.56/x
  3. Step 3: Cross multiply
    1,620,098.48x = 2,236,373.28 × 1,068,726.56
  4. Step 4: Simplify right side
    1,620,098.48x = 2,390,071,522,410.32
  5. Step 5: Solve for x
    x = 2,390,071,522,410.32/1,620,098.48
  6. Step 6: Final answer
    x = 1,475,263.11

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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.