Home / 3,271,306.40-4,908,802.80-1,276,503.20

Finding the Fourth Proportional to 3,271,306.40, 4,908,802.80 and 1,276,503.20

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Solution

The fourth proportional to 3,271,306.40, 4,908,802.80 and 1,276,503.20 is: 1,915,474.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271,306.40 : 4,908,802.80 = 1,276,503.20 : x
  2. Step 2: Convert to fraction form
    3,271,306.40/4,908,802.80 = 1,276,503.20/x
  3. Step 3: Cross multiply
    3,271,306.40x = 4,908,802.80 × 1,276,503.20
  4. Step 4: Simplify right side
    3,271,306.40x = 6,266,102,482,368.96
  5. Step 5: Solve for x
    x = 6,266,102,482,368.96/3,271,306.40
  6. Step 6: Final answer
    x = 1,915,474.04

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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.