Home / 2,909,146.86-4,364,407.17-914,602.86

Finding the Fourth Proportional to 2,909,146.86, 4,364,407.17 and 914,602.86

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Solution

The fourth proportional to 2,909,146.86, 4,364,407.17 and 914,602.86 is: 1,372,120.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909,146.86 : 4,364,407.17 = 914,602.86 : x
  2. Step 2: Convert to fraction form
    2,909,146.86/4,364,407.17 = 914,602.86/x
  3. Step 3: Cross multiply
    2,909,146.86x = 4,364,407.17 × 914,602.86
  4. Step 4: Simplify right side
    2,909,146.86x = 3,991,699,279,886.51
  5. Step 5: Solve for x
    x = 3,991,699,279,886.51/2,909,146.86
  6. Step 6: Final answer
    x = 1,372,120.24

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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.