Home / 1,769,116.32-2,439,451.20-1,195,159.92

Finding the Fourth Proportional to 1,769,116.32, 2,439,451.20 and 1,195,159.92

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Solution

The fourth proportional to 1,769,116.32, 2,439,451.20 and 1,195,159.92 is: 1,648,017.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,116.32 : 2,439,451.20 = 1,195,159.92 : x
  2. Step 2: Convert to fraction form
    1,769,116.32/2,439,451.20 = 1,195,159.92/x
  3. Step 3: Cross multiply
    1,769,116.32x = 2,439,451.20 × 1,195,159.92
  4. Step 4: Simplify right side
    1,769,116.32x = 2,915,534,301,035.90
  5. Step 5: Solve for x
    x = 2,915,534,301,035.90/1,769,116.32
  6. Step 6: Final answer
    x = 1,648,017.30

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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.