Home / 2,930,957.34-4,046,106.38-1,964,718.87

Finding the Fourth Proportional to 2,930,957.34, 4,046,106.38 and 1,964,718.87

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Solution

The fourth proportional to 2,930,957.34, 4,046,106.38 and 1,964,718.87 is: 2,712,240.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,957.34 : 4,046,106.38 = 1,964,718.87 : x
  2. Step 2: Convert to fraction form
    2,930,957.34/4,046,106.38 = 1,964,718.87/x
  3. Step 3: Cross multiply
    2,930,957.34x = 4,046,106.38 × 1,964,718.87
  4. Step 4: Simplify right side
    2,930,957.34x = 7,949,461,544,989.80
  5. Step 5: Solve for x
    x = 7,949,461,544,989.80/2,930,957.34
  6. Step 6: Final answer
    x = 2,712,240.62

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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.