Home / 1,121,600.35-1,547,800.61-612,302.73

Finding the Fourth Proportional to 1,121,600.35, 1,547,800.61 and 612,302.73

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Solution

The fourth proportional to 1,121,600.35, 1,547,800.61 and 612,302.73 is: 844,973.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,600.35 : 1,547,800.61 = 612,302.73 : x
  2. Step 2: Convert to fraction form
    1,121,600.35/1,547,800.61 = 612,302.73/x
  3. Step 3: Cross multiply
    1,121,600.35x = 1,547,800.61 × 612,302.73
  4. Step 4: Simplify right side
    1,121,600.35x = 947,722,531,259.66
  5. Step 5: Solve for x
    x = 947,722,531,259.66/1,121,600.35
  6. Step 6: Final answer
    x = 844,973.46

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Double scale
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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.