Home / 1,377,123.90-2,065,681.72-366,245

Finding the Fourth Proportional to 1,377,123.90, 2,065,681.72 and 366,245

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Solution

The fourth proportional to 1,377,123.90, 2,065,681.72 and 366,245 is: 549,366.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,123.90 : 2,065,681.72 = 366,245 : x
  2. Step 2: Convert to fraction form
    1,377,123.90/2,065,681.72 = 366,245/x
  3. Step 3: Cross multiply
    1,377,123.90x = 2,065,681.72 × 366,245
  4. Step 4: Simplify right side
    1,377,123.90x = 756,545,601,541.40
  5. Step 5: Solve for x
    x = 756,545,601,541.40/1,377,123.90
  6. Step 6: Final answer
    x = 549,366.40

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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.