Home / 1,121,575.50-1,547,780.67-612,283.14

Finding the Fourth Proportional to 1,121,575.50, 1,547,780.67 and 612,283.14

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Solution

The fourth proportional to 1,121,575.50, 1,547,780.67 and 612,283.14 is: 844,954.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,575.50 : 1,547,780.67 = 612,283.14 : x
  2. Step 2: Convert to fraction form
    1,121,575.50/1,547,780.67 = 612,283.14/x
  3. Step 3: Cross multiply
    1,121,575.50x = 1,547,780.67 × 612,283.14
  4. Step 4: Simplify right side
    1,121,575.50x = 947,680,008,658.90
  5. Step 5: Solve for x
    x = 947,680,008,658.90/1,121,575.50
  6. Step 6: Final answer
    x = 844,954.27

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1.5x scale

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.