Home / 1,343,733.92-1,854,352.76-740,121.92

Finding the Fourth Proportional to 1,343,733.92, 1,854,352.76 and 740,121.92

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Solution

The fourth proportional to 1,343,733.92, 1,854,352.76 and 740,121.92 is: 1,021,368.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,733.92 : 1,854,352.76 = 740,121.92 : x
  2. Step 2: Convert to fraction form
    1,343,733.92/1,854,352.76 = 740,121.92/x
  3. Step 3: Cross multiply
    1,343,733.92x = 1,854,352.76 × 740,121.92
  4. Step 4: Simplify right side
    1,343,733.92x = 1,372,447,125,088.50
  5. Step 5: Solve for x
    x = 1,372,447,125,088.50/1,343,733.92
  6. Step 6: Final answer
    x = 1,021,368.22

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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.