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Finding the Fourth Proportional to 984,180.40, 1,473,646.20 and 984,180.40

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Solution

The fourth proportional to 984,180.40, 1,473,646.20 and 984,180.40 is: 1,473,646.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,180.40 : 1,473,646.20 = 984,180.40 : x
  2. Step 2: Convert to fraction form
    984,180.40/1,473,646.20 = 984,180.40/x
  3. Step 3: Cross multiply
    984,180.40x = 1,473,646.20 × 984,180.40
  4. Step 4: Simplify right side
    984,180.40x = 1,450,333,706,574.48
  5. Step 5: Solve for x
    x = 1,450,333,706,574.48/984,180.40
  6. Step 6: Final answer
    x = 1,473,646.20

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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.