Home / 2,973,201.30-4,459,801.95-1,290,304.80

Finding the Fourth Proportional to 2,973,201.30, 4,459,801.95 and 1,290,304.80

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Solution

The fourth proportional to 2,973,201.30, 4,459,801.95 and 1,290,304.80 is: 1,935,457.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,973,201.30 : 4,459,801.95 = 1,290,304.80 : x
  2. Step 2: Convert to fraction form
    2,973,201.30/4,459,801.95 = 1,290,304.80/x
  3. Step 3: Cross multiply
    2,973,201.30x = 4,459,801.95 × 1,290,304.80
  4. Step 4: Simplify right side
    2,973,201.30x = 5,754,503,863,134.36
  5. Step 5: Solve for x
    x = 5,754,503,863,134.36/2,973,201.30
  6. Step 6: Final answer
    x = 1,935,457.20

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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.