Home / 1,437,002.89-2,153,064.27-867,186.66

Finding the Fourth Proportional to 1,437,002.89, 2,153,064.27 and 867,186.66

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Solution

The fourth proportional to 1,437,002.89, 2,153,064.27 and 867,186.66 is: 1,299,307.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,002.89 : 2,153,064.27 = 867,186.66 : x
  2. Step 2: Convert to fraction form
    1,437,002.89/2,153,064.27 = 867,186.66/x
  3. Step 3: Cross multiply
    1,437,002.89x = 2,153,064.27 × 867,186.66
  4. Step 4: Simplify right side
    1,437,002.89x = 1,867,108,612,281.59
  5. Step 5: Solve for x
    x = 1,867,108,612,281.59/1,437,002.89
  6. Step 6: Final answer
    x = 1,299,307.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.