Home / 1,458,151.20-2,185,477.20-747,813.60

Finding the Fourth Proportional to 1,458,151.20, 2,185,477.20 and 747,813.60

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Solution

The fourth proportional to 1,458,151.20, 2,185,477.20 and 747,813.60 is: 1,120,823.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,151.20 : 2,185,477.20 = 747,813.60 : x
  2. Step 2: Convert to fraction form
    1,458,151.20/2,185,477.20 = 747,813.60/x
  3. Step 3: Cross multiply
    1,458,151.20x = 2,185,477.20 × 747,813.60
  4. Step 4: Simplify right side
    1,458,151.20x = 1,634,329,572,649.92
  5. Step 5: Solve for x
    x = 1,634,329,572,649.92/1,458,151.20
  6. Step 6: Final answer
    x = 1,120,823.12

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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.