Home / 1,059,686.40-1,587,196.80-941,491.20

Finding the Fourth Proportional to 1,059,686.40, 1,587,196.80 and 941,491.20

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Solution

The fourth proportional to 1,059,686.40, 1,587,196.80 and 941,491.20 is: 1,410,164.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,686.40 : 1,587,196.80 = 941,491.20 : x
  2. Step 2: Convert to fraction form
    1,059,686.40/1,587,196.80 = 941,491.20/x
  3. Step 3: Cross multiply
    1,059,686.40x = 1,587,196.80 × 941,491.20
  4. Step 4: Simplify right side
    1,059,686.40x = 1,494,331,819,868.16
  5. Step 5: Solve for x
    x = 1,494,331,819,868.16/1,059,686.40
  6. Step 6: Final answer
    x = 1,410,164.20

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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.