Home / 2,121,570.76-2,927,726.76-1,154,722.36

Finding the Fourth Proportional to 2,121,570.76, 2,927,726.76 and 1,154,722.36

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Solution

The fourth proportional to 2,121,570.76, 2,927,726.76 and 1,154,722.36 is: 1,593,494.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,570.76 : 2,927,726.76 = 1,154,722.36 : x
  2. Step 2: Convert to fraction form
    2,121,570.76/2,927,726.76 = 1,154,722.36/x
  3. Step 3: Cross multiply
    2,121,570.76x = 2,927,726.76 × 1,154,722.36
  4. Step 4: Simplify right side
    2,121,570.76x = 3,380,711,553,742.35
  5. Step 5: Solve for x
    x = 3,380,711,553,742.35/2,121,570.76
  6. Step 6: Final answer
    x = 1,593,494.60

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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.