Home / 2,915,574.56-4,023,498.72-1,626,381.44

Finding the Fourth Proportional to 2,915,574.56, 4,023,498.72 and 1,626,381.44

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Solution

The fourth proportional to 2,915,574.56, 4,023,498.72 and 1,626,381.44 is: 2,244,409.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915,574.56 : 4,023,498.72 = 1,626,381.44 : x
  2. Step 2: Convert to fraction form
    2,915,574.56/4,023,498.72 = 1,626,381.44/x
  3. Step 3: Cross multiply
    2,915,574.56x = 4,023,498.72 × 1,626,381.44
  4. Step 4: Simplify right side
    2,915,574.56x = 6,543,743,642,071.76
  5. Step 5: Solve for x
    x = 6,543,743,642,071.76/2,915,574.56
  6. Step 6: Final answer
    x = 2,244,409.64

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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.