Home / 2,870,829.76-4,307,086.78-849,127

Finding the Fourth Proportional to 2,870,829.76, 4,307,086.78 and 849,127

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Solution

The fourth proportional to 2,870,829.76, 4,307,086.78 and 849,127 is: 1,273,939.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,870,829.76 : 4,307,086.78 = 849,127 : x
  2. Step 2: Convert to fraction form
    2,870,829.76/4,307,086.78 = 849,127/x
  3. Step 3: Cross multiply
    2,870,829.76x = 4,307,086.78 × 849,127
  4. Step 4: Simplify right side
    2,870,829.76x = 3,657,263,676,241.06
  5. Step 5: Solve for x
    x = 3,657,263,676,241.06/2,870,829.76
  6. Step 6: Final answer
    x = 1,273,939.59

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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.