Home / 1,044,139.60-1,566,209.40-512,698.60

Finding the Fourth Proportional to 1,044,139.60, 1,566,209.40 and 512,698.60

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Solution

The fourth proportional to 1,044,139.60, 1,566,209.40 and 512,698.60 is: 769,047.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,139.60 : 1,566,209.40 = 512,698.60 : x
  2. Step 2: Convert to fraction form
    1,044,139.60/1,566,209.40 = 512,698.60/x
  3. Step 3: Cross multiply
    1,044,139.60x = 1,566,209.40 × 512,698.60
  4. Step 4: Simplify right side
    1,044,139.60x = 802,993,366,686.84
  5. Step 5: Solve for x
    x = 802,993,366,686.84/1,044,139.60
  6. Step 6: Final answer
    x = 769,047.90

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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.