Home / 2,304,358.71-3,179,128.10-1,443,420.15

Finding the Fourth Proportional to 2,304,358.71, 3,179,128.10 and 1,443,420.15

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Solution

The fourth proportional to 2,304,358.71, 3,179,128.10 and 1,443,420.15 is: 1,991,364.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,304,358.71 : 3,179,128.10 = 1,443,420.15 : x
  2. Step 2: Convert to fraction form
    2,304,358.71/3,179,128.10 = 1,443,420.15/x
  3. Step 3: Cross multiply
    2,304,358.71x = 3,179,128.10 × 1,443,420.15
  4. Step 4: Simplify right side
    2,304,358.71x = 4,588,817,551,754.11
  5. Step 5: Solve for x
    x = 4,588,817,551,754.11/2,304,358.71
  6. Step 6: Final answer
    x = 1,991,364.25

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Double scale
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1.5x scale

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.