Home / 849,475.20-1,272,718.04-798,905.28

Finding the Fourth Proportional to 849,475.20, 1,272,718.04 and 798,905.28

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Solution

The fourth proportional to 849,475.20, 1,272,718.04 and 798,905.28 is: 1,196,952.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,475.20 : 1,272,718.04 = 798,905.28 : x
  2. Step 2: Convert to fraction form
    849,475.20/1,272,718.04 = 798,905.28/x
  3. Step 3: Cross multiply
    849,475.20x = 1,272,718.04 × 798,905.28
  4. Step 4: Simplify right side
    849,475.20x = 1,016,781,153,746.40
  5. Step 5: Solve for x
    x = 1,016,781,153,746.40/849,475.20
  6. Step 6: Final answer
    x = 1,196,952.14

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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.