Home / 924,804.80-1,387,207.20-826,827.20

Finding the Fourth Proportional to 924,804.80, 1,387,207.20 and 826,827.20

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Solution

The fourth proportional to 924,804.80, 1,387,207.20 and 826,827.20 is: 1,240,240.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,804.80 : 1,387,207.20 = 826,827.20 : x
  2. Step 2: Convert to fraction form
    924,804.80/1,387,207.20 = 826,827.20/x
  3. Step 3: Cross multiply
    924,804.80x = 1,387,207.20 × 826,827.20
  4. Step 4: Simplify right side
    924,804.80x = 1,146,980,644,995.84
  5. Step 5: Solve for x
    x = 1,146,980,644,995.84/924,804.80
  6. Step 6: Final answer
    x = 1,240,240.80

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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.