Home / 984,681.80-1,477,022.70-842,964.20

Finding the Fourth Proportional to 984,681.80, 1,477,022.70 and 842,964.20

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Solution

The fourth proportional to 984,681.80, 1,477,022.70 and 842,964.20 is: 1,264,446.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,681.80 : 1,477,022.70 = 842,964.20 : x
  2. Step 2: Convert to fraction form
    984,681.80/1,477,022.70 = 842,964.20/x
  3. Step 3: Cross multiply
    984,681.80x = 1,477,022.70 × 842,964.20
  4. Step 4: Simplify right side
    984,681.80x = 1,245,077,258,687.34
  5. Step 5: Solve for x
    x = 1,245,077,258,687.34/984,681.80
  6. Step 6: Final answer
    x = 1,264,446.30

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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.