Home / 1,310,425.52-1,808,088.02-737,256.56

Finding the Fourth Proportional to 1,310,425.52, 1,808,088.02 and 737,256.56

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Solution

The fourth proportional to 1,310,425.52, 1,808,088.02 and 737,256.56 is: 1,017,245.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,425.52 : 1,808,088.02 = 737,256.56 : x
  2. Step 2: Convert to fraction form
    1,310,425.52/1,808,088.02 = 737,256.56/x
  3. Step 3: Cross multiply
    1,310,425.52x = 1,808,088.02 × 737,256.56
  4. Step 4: Simplify right side
    1,310,425.52x = 1,333,024,741,075.69
  5. Step 5: Solve for x
    x = 1,333,024,741,075.69/1,310,425.52
  6. Step 6: Final answer
    x = 1,017,245.72

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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.