Home / 1,142,574.31-1,575,933.73-754,940.71

Finding the Fourth Proportional to 1,142,574.31, 1,575,933.73 and 754,940.71

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Solution

The fourth proportional to 1,142,574.31, 1,575,933.73 and 754,940.71 is: 1,041,277.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,574.31 : 1,575,933.73 = 754,940.71 : x
  2. Step 2: Convert to fraction form
    1,142,574.31/1,575,933.73 = 754,940.71/x
  3. Step 3: Cross multiply
    1,142,574.31x = 1,575,933.73 × 754,940.71
  4. Step 4: Simplify right side
    1,142,574.31x = 1,189,736,529,039.15
  5. Step 5: Solve for x
    x = 1,189,736,529,039.15/1,142,574.31
  6. Step 6: Final answer
    x = 1,041,277.16

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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.