Home / 849,747.65-1,170,122.56-830,888.42

Finding the Fourth Proportional to 849,747.65, 1,170,122.56 and 830,888.42

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Solution

The fourth proportional to 849,747.65, 1,170,122.56 and 830,888.42 is: 1,144,152.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,747.65 : 1,170,122.56 = 830,888.42 : x
  2. Step 2: Convert to fraction form
    849,747.65/1,170,122.56 = 830,888.42/x
  3. Step 3: Cross multiply
    849,747.65x = 1,170,122.56 × 830,888.42
  4. Step 4: Simplify right side
    849,747.65x = 972,241,277,156.92
  5. Step 5: Solve for x
    x = 972,241,277,156.92/849,747.65
  6. Step 6: Final answer
    x = 1,144,152.95

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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.