Home / 4,680,239.40-7,020,359.10-2,285,620.20

Finding the Fourth Proportional to 4,680,239.40, 7,020,359.10 and 2,285,620.20

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Solution

The fourth proportional to 4,680,239.40, 7,020,359.10 and 2,285,620.20 is: 3,428,430.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,239.40 : 7,020,359.10 = 2,285,620.20 : x
  2. Step 2: Convert to fraction form
    4,680,239.40/7,020,359.10 = 2,285,620.20/x
  3. Step 3: Cross multiply
    4,680,239.40x = 7,020,359.10 × 2,285,620.20
  4. Step 4: Simplify right side
    4,680,239.40x = 16,045,874,570,213.82
  5. Step 5: Solve for x
    x = 16,045,874,570,213.82/4,680,239.40
  6. Step 6: Final answer
    x = 3,428,430.30

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1.5x scale

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.