Home / 3,555,681.18-5,333,302.72-2,189,715.13

Finding the Fourth Proportional to 3,555,681.18, 5,333,302.72 and 2,189,715.13

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Solution

The fourth proportional to 3,555,681.18, 5,333,302.72 and 2,189,715.13 is: 3,284,437.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555,681.18 : 5,333,302.72 = 2,189,715.13 : x
  2. Step 2: Convert to fraction form
    3,555,681.18/5,333,302.72 = 2,189,715.13/x
  3. Step 3: Cross multiply
    3,555,681.18x = 5,333,302.72 × 2,189,715.13
  4. Step 4: Simplify right side
    3,555,681.18x = 11,678,413,658,854.15
  5. Step 5: Solve for x
    x = 11,678,413,658,854.15/3,555,681.18
  6. Step 6: Final answer
    x = 3,284,437.80

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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.