Home / 1,343,657.91-1,854,247.93-740,045.91

Finding the Fourth Proportional to 1,343,657.91, 1,854,247.93 and 740,045.91

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Solution

The fourth proportional to 1,343,657.91, 1,854,247.93 and 740,045.91 is: 1,021,263.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,657.91 : 1,854,247.93 = 740,045.91 : x
  2. Step 2: Convert to fraction form
    1,343,657.91/1,854,247.93 = 740,045.91/x
  3. Step 3: Cross multiply
    1,343,657.91x = 1,854,247.93 × 740,045.91
  4. Step 4: Simplify right side
    1,343,657.91x = 1,372,228,593,022.24
  5. Step 5: Solve for x
    x = 1,372,228,593,022.24/1,343,657.91
  6. Step 6: Final answer
    x = 1,021,263.36

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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.