Home / 1,342,495.71-2,012,142.96-935,484.31

Finding the Fourth Proportional to 1,342,495.71, 2,012,142.96 and 935,484.31

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Solution

The fourth proportional to 1,342,495.71, 2,012,142.96 and 935,484.31 is: 1,402,111.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,495.71 : 2,012,142.96 = 935,484.31 : x
  2. Step 2: Convert to fraction form
    1,342,495.71/2,012,142.96 = 935,484.31/x
  3. Step 3: Cross multiply
    1,342,495.71x = 2,012,142.96 × 935,484.31
  4. Step 4: Simplify right side
    1,342,495.71x = 1,882,328,163,526.60
  5. Step 5: Solve for x
    x = 1,882,328,163,526.60/1,342,495.71
  6. Step 6: Final answer
    x = 1,402,111.12

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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.