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Finding the Fourth Proportional to 5,980,334.40, 8,971,813.80 and 1,937,008.80

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Solution

The fourth proportional to 5,980,334.40, 8,971,813.80 and 1,937,008.80 is: 2,905,938.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,980,334.40 : 8,971,813.80 = 1,937,008.80 : x
  2. Step 2: Convert to fraction form
    5,980,334.40/8,971,813.80 = 1,937,008.80/x
  3. Step 3: Cross multiply
    5,980,334.40x = 8,971,813.80 × 1,937,008.80
  4. Step 4: Simplify right side
    5,980,334.40x = 17,378,482,282,561.44
  5. Step 5: Solve for x
    x = 17,378,482,282,561.44/5,980,334.40
  6. Step 6: Final answer
    x = 2,905,938.22

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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.