Home / 2,996,574.80-4,495,445.40-866,728.40

Finding the Fourth Proportional to 2,996,574.80, 4,495,445.40 and 866,728.40

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Solution

The fourth proportional to 2,996,574.80, 4,495,445.40 and 866,728.40 is: 1,300,261.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,996,574.80 : 4,495,445.40 = 866,728.40 : x
  2. Step 2: Convert to fraction form
    2,996,574.80/4,495,445.40 = 866,728.40/x
  3. Step 3: Cross multiply
    2,996,574.80x = 4,495,445.40 × 866,728.40
  4. Step 4: Simplify right side
    2,996,574.80x = 3,896,330,198,829.36
  5. Step 5: Solve for x
    x = 3,896,330,198,829.36/2,996,574.80
  6. Step 6: Final answer
    x = 1,300,261.28

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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.