Home / 2,952,356.32-4,074,266.28-1,663,217.02

Finding the Fourth Proportional to 2,952,356.32, 4,074,266.28 and 1,663,217.02

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Solution

The fourth proportional to 2,952,356.32, 4,074,266.28 and 1,663,217.02 is: 2,295,247.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952,356.32 : 4,074,266.28 = 1,663,217.02 : x
  2. Step 2: Convert to fraction form
    2,952,356.32/4,074,266.28 = 1,663,217.02/x
  3. Step 3: Cross multiply
    2,952,356.32x = 4,074,266.28 × 1,663,217.02
  4. Step 4: Simplify right side
    2,952,356.32x = 6,776,389,020,908.09
  5. Step 5: Solve for x
    x = 6,776,389,020,908.09/2,952,356.32
  6. Step 6: Final answer
    x = 2,295,247.69

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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.