Home / 1,484,789.76-2,049,015.60-805,726.44

Finding the Fourth Proportional to 1,484,789.76, 2,049,015.60 and 805,726.44

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Solution

The fourth proportional to 1,484,789.76, 2,049,015.60 and 805,726.44 is: 1,111,905.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,789.76 : 2,049,015.60 = 805,726.44 : x
  2. Step 2: Convert to fraction form
    1,484,789.76/2,049,015.60 = 805,726.44/x
  3. Step 3: Cross multiply
    1,484,789.76x = 2,049,015.60 × 805,726.44
  4. Step 4: Simplify right side
    1,484,789.76x = 1,650,946,044,892.46
  5. Step 5: Solve for x
    x = 1,650,946,044,892.46/1,484,789.76
  6. Step 6: Final answer
    x = 1,111,905.60

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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.