Home / 1,625,399.64-2,243,068.32-980,695.24

Finding the Fourth Proportional to 1,625,399.64, 2,243,068.32 and 980,695.24

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Solution

The fourth proportional to 1,625,399.64, 2,243,068.32 and 980,695.24 is: 1,353,369.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,399.64 : 2,243,068.32 = 980,695.24 : x
  2. Step 2: Convert to fraction form
    1,625,399.64/2,243,068.32 = 980,695.24/x
  3. Step 3: Cross multiply
    1,625,399.64x = 2,243,068.32 × 980,695.24
  4. Step 4: Simplify right side
    1,625,399.64x = 2,199,766,424,418.80
  5. Step 5: Solve for x
    x = 2,199,766,424,418.80/1,625,399.64
  6. Step 6: Final answer
    x = 1,353,369.58

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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.