Home / 1,108,046.16-1,662,130.76-349,905.60

Finding the Fourth Proportional to 1,108,046.16, 1,662,130.76 and 349,905.60

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Solution

The fourth proportional to 1,108,046.16, 1,662,130.76 and 349,905.60 is: 524,877.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,046.16 : 1,662,130.76 = 349,905.60 : x
  2. Step 2: Convert to fraction form
    1,108,046.16/1,662,130.76 = 349,905.60/x
  3. Step 3: Cross multiply
    1,108,046.16x = 1,662,130.76 × 349,905.60
  4. Step 4: Simplify right side
    1,108,046.16x = 581,588,860,856.26
  5. Step 5: Solve for x
    x = 581,588,860,856.26/1,108,046.16
  6. Step 6: Final answer
    x = 524,877.83

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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.