Home / 3,348,314.77-5,021,934.06-918,900.40

Finding the Fourth Proportional to 3,348,314.77, 5,021,934.06 and 918,900.40

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Solution

The fourth proportional to 3,348,314.77, 5,021,934.06 and 918,900.40 is: 1,378,202.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348,314.77 : 5,021,934.06 = 918,900.40 : x
  2. Step 2: Convert to fraction form
    3,348,314.77/5,021,934.06 = 918,900.40/x
  3. Step 3: Cross multiply
    3,348,314.77x = 5,021,934.06 × 918,900.40
  4. Step 4: Simplify right side
    3,348,314.77x = 4,614,657,214,230.38
  5. Step 5: Solve for x
    x = 4,614,657,214,230.38/3,348,314.77
  6. Step 6: Final answer
    x = 1,378,202.93

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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.