Home / 1,670,798.16-2,305,695.62-906,851.72

Finding the Fourth Proportional to 1,670,798.16, 2,305,695.62 and 906,851.72

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Solution

The fourth proportional to 1,670,798.16, 2,305,695.62 and 906,851.72 is: 1,251,452.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,798.16 : 2,305,695.62 = 906,851.72 : x
  2. Step 2: Convert to fraction form
    1,670,798.16/2,305,695.62 = 906,851.72/x
  3. Step 3: Cross multiply
    1,670,798.16x = 2,305,695.62 × 906,851.72
  4. Step 4: Simplify right side
    1,670,798.16x = 2,090,924,038,793.47
  5. Step 5: Solve for x
    x = 2,090,924,038,793.47/1,670,798.16
  6. Step 6: Final answer
    x = 1,251,452.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.