Home / 1,371,443.40-2,057,165.10-572,459.40

Finding the Fourth Proportional to 1,371,443.40, 2,057,165.10 and 572,459.40

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Solution

The fourth proportional to 1,371,443.40, 2,057,165.10 and 572,459.40 is: 858,689.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,443.40 : 2,057,165.10 = 572,459.40 : x
  2. Step 2: Convert to fraction form
    1,371,443.40/2,057,165.10 = 572,459.40/x
  3. Step 3: Cross multiply
    1,371,443.40x = 2,057,165.10 × 572,459.40
  4. Step 4: Simplify right side
    1,371,443.40x = 1,177,643,498,846.94
  5. Step 5: Solve for x
    x = 1,177,643,498,846.94/1,371,443.40
  6. Step 6: Final answer
    x = 858,689.10

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.