Home / 1,209,695.10-1,812,793.05-535,224.30

Finding the Fourth Proportional to 1,209,695.10, 1,812,793.05 and 535,224.30

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Solution

The fourth proportional to 1,209,695.10, 1,812,793.05 and 535,224.30 is: 802,062.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,695.10 : 1,812,793.05 = 535,224.30 : x
  2. Step 2: Convert to fraction form
    1,209,695.10/1,812,793.05 = 535,224.30/x
  3. Step 3: Cross multiply
    1,209,695.10x = 1,812,793.05 × 535,224.30
  4. Step 4: Simplify right side
    1,209,695.10x = 970,250,891,231.12
  5. Step 5: Solve for x
    x = 970,250,891,231.12/1,209,695.10
  6. Step 6: Final answer
    x = 802,062.35

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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.