Home / 1,452,780.79-2,004,002.94-907,970.77

Finding the Fourth Proportional to 1,452,780.79, 2,004,002.94 and 907,970.77

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Solution

The fourth proportional to 1,452,780.79, 2,004,002.94 and 907,970.77 is: 1,252,478.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,780.79 : 2,004,002.94 = 907,970.77 : x
  2. Step 2: Convert to fraction form
    1,452,780.79/2,004,002.94 = 907,970.77/x
  3. Step 3: Cross multiply
    1,452,780.79x = 2,004,002.94 × 907,970.77
  4. Step 4: Simplify right side
    1,452,780.79x = 1,819,576,085,126.70
  5. Step 5: Solve for x
    x = 1,819,576,085,126.70/1,452,780.79
  6. Step 6: Final answer
    x = 1,252,478.07

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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.