Home / 2,870,821.18-4,307,146.26-849,077.38

Finding the Fourth Proportional to 2,870,821.18, 4,307,146.26 and 849,077.38

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Solution

The fourth proportional to 2,870,821.18, 4,307,146.26 and 849,077.38 is: 1,273,886.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,870,821.18 : 4,307,146.26 = 849,077.38 : x
  2. Step 2: Convert to fraction form
    2,870,821.18/4,307,146.26 = 849,077.38/x
  3. Step 3: Cross multiply
    2,870,821.18x = 4,307,146.26 × 849,077.38
  4. Step 4: Simplify right side
    2,870,821.18x = 3,657,100,461,717.60
  5. Step 5: Solve for x
    x = 3,657,100,461,717.60/2,870,821.18
  6. Step 6: Final answer
    x = 1,273,886.54

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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.