Home / 1,450,560.40-2,001,656.13-838,752.78

Finding the Fourth Proportional to 1,450,560.40, 2,001,656.13 and 838,752.78

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Solution

The fourth proportional to 1,450,560.40, 2,001,656.13 and 838,752.78 is: 1,157,411.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,560.40 : 2,001,656.13 = 838,752.78 : x
  2. Step 2: Convert to fraction form
    1,450,560.40/2,001,656.13 = 838,752.78/x
  3. Step 3: Cross multiply
    1,450,560.40x = 2,001,656.13 × 838,752.78
  4. Step 4: Simplify right side
    1,450,560.40x = 1,678,894,643,641.54
  5. Step 5: Solve for x
    x = 1,678,894,643,641.54/1,450,560.40
  6. Step 6: Final answer
    x = 1,157,411.06

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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.