Home / 1,472,017.05-2,031,598.67-827,490.33

Finding the Fourth Proportional to 1,472,017.05, 2,031,598.67 and 827,490.33

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Solution

The fourth proportional to 1,472,017.05, 2,031,598.67 and 827,490.33 is: 1,142,057.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,017.05 : 2,031,598.67 = 827,490.33 : x
  2. Step 2: Convert to fraction form
    1,472,017.05/2,031,598.67 = 827,490.33/x
  3. Step 3: Cross multiply
    1,472,017.05x = 2,031,598.67 × 827,490.33
  4. Step 4: Simplify right side
    1,472,017.05x = 1,681,128,249,728.41
  5. Step 5: Solve for x
    x = 1,681,128,249,728.41/1,472,017.05
  6. Step 6: Final answer
    x = 1,142,057.59

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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.