Home / 896,776.57-1,339,220.66-788,126.41

Finding the Fourth Proportional to 896,776.57, 1,339,220.66 and 788,126.41

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Solution

The fourth proportional to 896,776.57, 1,339,220.66 and 788,126.41 is: 1,176,965.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,776.57 : 1,339,220.66 = 788,126.41 : x
  2. Step 2: Convert to fraction form
    896,776.57/1,339,220.66 = 788,126.41/x
  3. Step 3: Cross multiply
    896,776.57x = 1,339,220.66 × 788,126.41
  4. Step 4: Simplify right side
    896,776.57x = 1,055,475,170,963.63
  5. Step 5: Solve for x
    x = 1,055,475,170,963.63/896,776.57
  6. Step 6: Final answer
    x = 1,176,965.60

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.