Home / 2,732,915.80-4,101,852.30-1,386,015.40

Finding the Fourth Proportional to 2,732,915.80, 4,101,852.30 and 1,386,015.40

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Solution

The fourth proportional to 2,732,915.80, 4,101,852.30 and 1,386,015.40 is: 2,080,280.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,732,915.80 : 4,101,852.30 = 1,386,015.40 : x
  2. Step 2: Convert to fraction form
    2,732,915.80/4,101,852.30 = 1,386,015.40/x
  3. Step 3: Cross multiply
    2,732,915.80x = 4,101,852.30 × 1,386,015.40
  4. Step 4: Simplify right side
    2,732,915.80x = 5,685,230,456,325.42
  5. Step 5: Solve for x
    x = 5,685,230,456,325.42/2,732,915.80
  6. Step 6: Final answer
    x = 2,080,280.14

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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.