Home / 1,222,242.96-1,830,707.64-747,492.24

Finding the Fourth Proportional to 1,222,242.96, 1,830,707.64 and 747,492.24

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Solution

The fourth proportional to 1,222,242.96, 1,830,707.64 and 747,492.24 is: 1,119,613.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,242.96 : 1,830,707.64 = 747,492.24 : x
  2. Step 2: Convert to fraction form
    1,222,242.96/1,830,707.64 = 747,492.24/x
  3. Step 3: Cross multiply
    1,222,242.96x = 1,830,707.64 × 747,492.24
  4. Step 4: Simplify right side
    1,222,242.96x = 1,368,439,754,608.71
  5. Step 5: Solve for x
    x = 1,368,439,754,608.71/1,222,242.96
  6. Step 6: Final answer
    x = 1,119,613.53

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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.