Home / 1,423,515.61-1,964,393.00-850,871.53

Finding the Fourth Proportional to 1,423,515.61, 1,964,393.00 and 850,871.53

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Solution

The fourth proportional to 1,423,515.61, 1,964,393.00 and 850,871.53 is: 1,174,167.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,515.61 : 1,964,393.00 = 850,871.53 : x
  2. Step 2: Convert to fraction form
    1,423,515.61/1,964,393.00 = 850,871.53/x
  3. Step 3: Cross multiply
    1,423,515.61x = 1,964,393.00 × 850,871.53
  4. Step 4: Simplify right side
    1,423,515.61x = 1,671,446,073,176.93
  5. Step 5: Solve for x
    x = 1,671,446,073,176.93/1,423,515.61
  6. Step 6: Final answer
    x = 1,174,167.72

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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.