Home / 1,040,720.40-1,436,166.45-588,011.40

Finding the Fourth Proportional to 1,040,720.40, 1,436,166.45 and 588,011.40

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Solution

The fourth proportional to 1,040,720.40, 1,436,166.45 and 588,011.40 is: 811,440.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,720.40 : 1,436,166.45 = 588,011.40 : x
  2. Step 2: Convert to fraction form
    1,040,720.40/1,436,166.45 = 588,011.40/x
  3. Step 3: Cross multiply
    1,040,720.40x = 1,436,166.45 × 588,011.40
  4. Step 4: Simplify right side
    1,040,720.40x = 844,482,244,897.53
  5. Step 5: Solve for x
    x = 844,482,244,897.53/1,040,720.40
  6. Step 6: Final answer
    x = 811,440.08

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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.