Home / 1,158,369.56-1,596,778.01-813,237.27

Finding the Fourth Proportional to 1,158,369.56, 1,596,778.01 and 813,237.27

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Solution

The fourth proportional to 1,158,369.56, 1,596,778.01 and 813,237.27 is: 1,121,023.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,369.56 : 1,596,778.01 = 813,237.27 : x
  2. Step 2: Convert to fraction form
    1,158,369.56/1,596,778.01 = 813,237.27/x
  3. Step 3: Cross multiply
    1,158,369.56x = 1,596,778.01 × 813,237.27
  4. Step 4: Simplify right side
    1,158,369.56x = 1,298,559,382,643.97
  5. Step 5: Solve for x
    x = 1,298,559,382,643.97/1,158,369.56
  6. Step 6: Final answer
    x = 1,121,023.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.