Home / 1,230,742.72-1,845,157.95-797,545.05

Finding the Fourth Proportional to 1,230,742.72, 1,845,157.95 and 797,545.05

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Solution

The fourth proportional to 1,230,742.72, 1,845,157.95 and 797,545.05 is: 1,195,697.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,742.72 : 1,845,157.95 = 797,545.05 : x
  2. Step 2: Convert to fraction form
    1,230,742.72/1,845,157.95 = 797,545.05/x
  3. Step 3: Cross multiply
    1,230,742.72x = 1,845,157.95 × 797,545.05
  4. Step 4: Simplify right side
    1,230,742.72x = 1,471,596,580,264.86
  5. Step 5: Solve for x
    x = 1,471,596,580,264.86/1,230,742.72
  6. Step 6: Final answer
    x = 1,195,697.98

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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.