Home / 2,128,240.52-2,937,034.34-1,161,433.24

Finding the Fourth Proportional to 2,128,240.52, 2,937,034.34 and 1,161,433.24

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Solution

The fourth proportional to 2,128,240.52, 2,937,034.34 and 1,161,433.24 is: 1,602,811.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,128,240.52 : 2,937,034.34 = 1,161,433.24 : x
  2. Step 2: Convert to fraction form
    2,128,240.52/2,937,034.34 = 1,161,433.24/x
  3. Step 3: Cross multiply
    2,128,240.52x = 2,937,034.34 × 1,161,433.24
  4. Step 4: Simplify right side
    2,128,240.52x = 3,411,169,309,497.46
  5. Step 5: Solve for x
    x = 3,411,169,309,497.46/2,128,240.52
  6. Step 6: Final answer
    x = 1,602,811.94

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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.