Home / 1,913,512.23-2,870,196.44-474,199.83

Finding the Fourth Proportional to 1,913,512.23, 2,870,196.44 and 474,199.83

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Solution

The fourth proportional to 1,913,512.23, 2,870,196.44 and 474,199.83 is: 711,281.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,512.23 : 2,870,196.44 = 474,199.83 : x
  2. Step 2: Convert to fraction form
    1,913,512.23/2,870,196.44 = 474,199.83/x
  3. Step 3: Cross multiply
    1,913,512.23x = 2,870,196.44 × 474,199.83
  4. Step 4: Simplify right side
    1,913,512.23x = 1,361,046,661,543.61
  5. Step 5: Solve for x
    x = 1,361,046,661,543.61/1,913,512.23
  6. Step 6: Final answer
    x = 711,281.92

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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.