Home / 1,079,168.46-1,487,868.90-884,860.80

Finding the Fourth Proportional to 1,079,168.46, 1,487,868.90 and 884,860.80

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Solution

The fourth proportional to 1,079,168.46, 1,487,868.90 and 884,860.80 is: 1,219,973.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,168.46 : 1,487,868.90 = 884,860.80 : x
  2. Step 2: Convert to fraction form
    1,079,168.46/1,487,868.90 = 884,860.80/x
  3. Step 3: Cross multiply
    1,079,168.46x = 1,487,868.90 × 884,860.80
  4. Step 4: Simplify right side
    1,079,168.46x = 1,316,556,865,149.12
  5. Step 5: Solve for x
    x = 1,316,556,865,149.12/1,079,168.46
  6. Step 6: Final answer
    x = 1,219,973.45

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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.