Home / 924,013.20-1,387,056.60-714,579.60

Finding the Fourth Proportional to 924,013.20, 1,387,056.60 and 714,579.60

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Solution

The fourth proportional to 924,013.20, 1,387,056.60 and 714,579.60 is: 1,072,671.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,013.20 : 1,387,056.60 = 714,579.60 : x
  2. Step 2: Convert to fraction form
    924,013.20/1,387,056.60 = 714,579.60/x
  3. Step 3: Cross multiply
    924,013.20x = 1,387,056.60 × 714,579.60
  4. Step 4: Simplify right side
    924,013.20x = 991,162,350,405.36
  5. Step 5: Solve for x
    x = 991,162,350,405.36/924,013.20
  6. Step 6: Final answer
    x = 1,072,671.20

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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.