Home / 1,672,309.18-2,508,837.57-535,139.66

Finding the Fourth Proportional to 1,672,309.18, 2,508,837.57 and 535,139.66

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Solution

The fourth proportional to 1,672,309.18, 2,508,837.57 and 535,139.66 is: 802,829.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,309.18 : 2,508,837.57 = 535,139.66 : x
  2. Step 2: Convert to fraction form
    1,672,309.18/2,508,837.57 = 535,139.66/x
  3. Step 3: Cross multiply
    1,672,309.18x = 2,508,837.57 × 535,139.66
  4. Step 4: Simplify right side
    1,672,309.18x = 1,342,578,472,343.28
  5. Step 5: Solve for x
    x = 1,342,578,472,343.28/1,672,309.18
  6. Step 6: Final answer
    x = 802,829.10

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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.