Home / 1,037,729.60-1,557,760.80-802,116.80

Finding the Fourth Proportional to 1,037,729.60, 1,557,760.80 and 802,116.80

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Solution

The fourth proportional to 1,037,729.60, 1,557,760.80 and 802,116.80 is: 1,204,076.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,729.60 : 1,557,760.80 = 802,116.80 : x
  2. Step 2: Convert to fraction form
    1,037,729.60/1,557,760.80 = 802,116.80/x
  3. Step 3: Cross multiply
    1,037,729.60x = 1,557,760.80 × 802,116.80
  4. Step 4: Simplify right side
    1,037,729.60x = 1,249,506,108,061.44
  5. Step 5: Solve for x
    x = 1,249,506,108,061.44/1,037,729.60
  6. Step 6: Final answer
    x = 1,204,076.77

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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.