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Finding the Fourth Proportional to 4,348,990.04, 6,522,978.33 and 1,154,364.48

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Solution

The fourth proportional to 4,348,990.04, 6,522,978.33 and 1,154,364.48 is: 1,731,412.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,348,990.04 : 6,522,978.33 = 1,154,364.48 : x
  2. Step 2: Convert to fraction form
    4,348,990.04/6,522,978.33 = 1,154,364.48/x
  3. Step 3: Cross multiply
    4,348,990.04x = 6,522,978.33 × 1,154,364.48
  4. Step 4: Simplify right side
    4,348,990.04x = 7,529,894,487,961.72
  5. Step 5: Solve for x
    x = 7,529,894,487,961.72/4,348,990.04
  6. Step 6: Final answer
    x = 1,731,412.22

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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.