Home / 1,134,990.90-1,566,239.76-618,733.62

Finding the Fourth Proportional to 1,134,990.90, 1,566,239.76 and 618,733.62

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Solution

The fourth proportional to 1,134,990.90, 1,566,239.76 and 618,733.62 is: 853,826.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,990.90 : 1,566,239.76 = 618,733.62 : x
  2. Step 2: Convert to fraction form
    1,134,990.90/1,566,239.76 = 618,733.62/x
  3. Step 3: Cross multiply
    1,134,990.90x = 1,566,239.76 × 618,733.62
  4. Step 4: Simplify right side
    1,134,990.90x = 969,085,196,492.73
  5. Step 5: Solve for x
    x = 969,085,196,492.73/1,134,990.90
  6. Step 6: Final answer
    x = 853,826.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.