Home / 3,678,381.64-5,517,508.67-1,655,194.01

Finding the Fourth Proportional to 3,678,381.64, 5,517,508.67 and 1,655,194.01

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Solution

The fourth proportional to 3,678,381.64, 5,517,508.67 and 1,655,194.01 is: 2,482,762.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,678,381.64 : 5,517,508.67 = 1,655,194.01 : x
  2. Step 2: Convert to fraction form
    3,678,381.64/5,517,508.67 = 1,655,194.01/x
  3. Step 3: Cross multiply
    3,678,381.64x = 5,517,508.67 × 1,655,194.01
  4. Step 4: Simplify right side
    3,678,381.64x = 9,132,547,292,431.10
  5. Step 5: Solve for x
    x = 9,132,547,292,431.10/3,678,381.64
  6. Step 6: Final answer
    x = 2,482,762.31

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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.