Home / 1,121,594.55-1,547,792.60-612,296.92

Finding the Fourth Proportional to 1,121,594.55, 1,547,792.60 and 612,296.92

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Solution

The fourth proportional to 1,121,594.55, 1,547,792.60 and 612,296.92 is: 844,965.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,594.55 : 1,547,792.60 = 612,296.92 : x
  2. Step 2: Convert to fraction form
    1,121,594.55/1,547,792.60 = 612,296.92/x
  3. Step 3: Cross multiply
    1,121,594.55x = 1,547,792.60 × 612,296.92
  4. Step 4: Simplify right side
    1,121,594.55x = 947,708,644,096.22
  5. Step 5: Solve for x
    x = 947,708,644,096.22/1,121,594.55
  6. Step 6: Final answer
    x = 844,965.45

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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.