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Finding the Fourth Proportional to 984,743.10, 1,477,114.65 and 984,743.10

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Solution

The fourth proportional to 984,743.10, 1,477,114.65 and 984,743.10 is: 1,477,114.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,743.10 : 1,477,114.65 = 984,743.10 : x
  2. Step 2: Convert to fraction form
    984,743.10/1,477,114.65 = 984,743.10/x
  3. Step 3: Cross multiply
    984,743.10x = 1,477,114.65 × 984,743.10
  4. Step 4: Simplify right side
    984,743.10x = 1,454,578,459,496.41
  5. Step 5: Solve for x
    x = 1,454,578,459,496.41/984,743.10
  6. Step 6: Final answer
    x = 1,477,114.65

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1.5x scale

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.