Home / 1,299,510.84-1,793,392.22-748,308.42

Finding the Fourth Proportional to 1,299,510.84, 1,793,392.22 and 748,308.42

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Solution

The fourth proportional to 1,299,510.84, 1,793,392.22 and 748,308.42 is: 1,032,704.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,510.84 : 1,793,392.22 = 748,308.42 : x
  2. Step 2: Convert to fraction form
    1,299,510.84/1,793,392.22 = 748,308.42/x
  3. Step 3: Cross multiply
    1,299,510.84x = 1,793,392.22 × 748,308.42
  4. Step 4: Simplify right side
    1,299,510.84x = 1,342,010,498,588.49
  5. Step 5: Solve for x
    x = 1,342,010,498,588.49/1,299,510.84
  6. Step 6: Final answer
    x = 1,032,704.35

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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.