Home / 1,214,349.60-1,822,042.80-582,938.40

Finding the Fourth Proportional to 1,214,349.60, 1,822,042.80 and 582,938.40

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Solution

The fourth proportional to 1,214,349.60, 1,822,042.80 and 582,938.40 is: 874,656.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,349.60 : 1,822,042.80 = 582,938.40 : x
  2. Step 2: Convert to fraction form
    1,214,349.60/1,822,042.80 = 582,938.40/x
  3. Step 3: Cross multiply
    1,214,349.60x = 1,822,042.80 × 582,938.40
  4. Step 4: Simplify right side
    1,214,349.60x = 1,062,138,714,563.52
  5. Step 5: Solve for x
    x = 1,062,138,714,563.52/1,214,349.60
  6. Step 6: Final answer
    x = 874,656.45

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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.