Home / 1,437,045.51-2,155,568.13-806,008.53

Finding the Fourth Proportional to 1,437,045.51, 2,155,568.13 and 806,008.53

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Solution

The fourth proportional to 1,437,045.51, 2,155,568.13 and 806,008.53 is: 1,209,012.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,045.51 : 2,155,568.13 = 806,008.53 : x
  2. Step 2: Convert to fraction form
    1,437,045.51/2,155,568.13 = 806,008.53/x
  3. Step 3: Cross multiply
    1,437,045.51x = 2,155,568.13 × 806,008.53
  4. Step 4: Simplify right side
    1,437,045.51x = 1,737,406,299,776.15
  5. Step 5: Solve for x
    x = 1,737,406,299,776.15/1,437,045.51
  6. Step 6: Final answer
    x = 1,209,012.72

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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.