Home / 1,057,199.03-1,585,443.14-383,139.20

Finding the Fourth Proportional to 1,057,199.03, 1,585,443.14 and 383,139.20

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Solution

The fourth proportional to 1,057,199.03, 1,585,443.14 and 383,139.20 is: 574,580.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,199.03 : 1,585,443.14 = 383,139.20 : x
  2. Step 2: Convert to fraction form
    1,057,199.03/1,585,443.14 = 383,139.20/x
  3. Step 3: Cross multiply
    1,057,199.03x = 1,585,443.14 × 383,139.20
  4. Step 4: Simplify right side
    1,057,199.03x = 607,445,419,789.77
  5. Step 5: Solve for x
    x = 607,445,419,789.77/1,057,199.03
  6. Step 6: Final answer
    x = 574,580.00

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Double scale
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1.5x scale

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.