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Finding the Fourth Proportional to 3,164,995.11, 4,746,995.60 and 1,005,735.93

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Solution

The fourth proportional to 3,164,995.11, 4,746,995.60 and 1,005,735.93 is: 1,508,445.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,164,995.11 : 4,746,995.60 = 1,005,735.93 : x
  2. Step 2: Convert to fraction form
    3,164,995.11/4,746,995.60 = 1,005,735.93/x
  3. Step 3: Cross multiply
    3,164,995.11x = 4,746,995.60 × 1,005,735.93
  4. Step 4: Simplify right side
    3,164,995.11x = 4,774,224,033,082.99
  5. Step 5: Solve for x
    x = 4,774,224,033,082.99/3,164,995.11
  6. Step 6: Final answer
    x = 1,508,445.94

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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.