Home / 1,565,280.40-2,160,094.92-886,349.20

Finding the Fourth Proportional to 1,565,280.40, 2,160,094.92 and 886,349.20

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Solution

The fourth proportional to 1,565,280.40, 2,160,094.92 and 886,349.20 is: 1,223,166.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,280.40 : 2,160,094.92 = 886,349.20 : x
  2. Step 2: Convert to fraction form
    1,565,280.40/2,160,094.92 = 886,349.20/x
  3. Step 3: Cross multiply
    1,565,280.40x = 2,160,094.92 × 886,349.20
  4. Step 4: Simplify right side
    1,565,280.40x = 1,914,598,404,266.06
  5. Step 5: Solve for x
    x = 1,914,598,404,266.06/1,565,280.40
  6. Step 6: Final answer
    x = 1,223,166.41

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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.