Home / 1,140,159.24-1,573,399.02-630,861.60

Finding the Fourth Proportional to 1,140,159.24, 1,573,399.02 and 630,861.60

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Solution

The fourth proportional to 1,140,159.24, 1,573,399.02 and 630,861.60 is: 870,577.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,159.24 : 1,573,399.02 = 630,861.60 : x
  2. Step 2: Convert to fraction form
    1,140,159.24/1,573,399.02 = 630,861.60/x
  3. Step 3: Cross multiply
    1,140,159.24x = 1,573,399.02 × 630,861.60
  4. Step 4: Simplify right side
    1,140,159.24x = 992,597,023,195.63
  5. Step 5: Solve for x
    x = 992,597,023,195.63/1,140,159.24
  6. Step 6: Final answer
    x = 870,577.54

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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.