Home / 1,376,285.24-1,899,963.95-860,326.14

Finding the Fourth Proportional to 1,376,285.24, 1,899,963.95 and 860,326.14

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Solution

The fourth proportional to 1,376,285.24, 1,899,963.95 and 860,326.14 is: 1,187,681.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,285.24 : 1,899,963.95 = 860,326.14 : x
  2. Step 2: Convert to fraction form
    1,376,285.24/1,899,963.95 = 860,326.14/x
  3. Step 3: Cross multiply
    1,376,285.24x = 1,899,963.95 × 860,326.14
  4. Step 4: Simplify right side
    1,376,285.24x = 1,634,588,654,065.89
  5. Step 5: Solve for x
    x = 1,634,588,654,065.89/1,376,285.24
  6. Step 6: Final answer
    x = 1,187,681.60

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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.