Home / 1,044,089.20-1,566,133.80-990,175.60

Finding the Fourth Proportional to 1,044,089.20, 1,566,133.80 and 990,175.60

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Solution

The fourth proportional to 1,044,089.20, 1,566,133.80 and 990,175.60 is: 1,485,263.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,089.20 : 1,566,133.80 = 990,175.60 : x
  2. Step 2: Convert to fraction form
    1,044,089.20/1,566,133.80 = 990,175.60/x
  3. Step 3: Cross multiply
    1,044,089.20x = 1,566,133.80 × 990,175.60
  4. Step 4: Simplify right side
    1,044,089.20x = 1,550,747,475,095.28
  5. Step 5: Solve for x
    x = 1,550,747,475,095.28/1,044,089.20
  6. Step 6: Final answer
    x = 1,485,263.40

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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.