Home / 2,889,456-4,316,612.04-1,870,274.88

Finding the Fourth Proportional to 2,889,456, 4,316,612.04 and 1,870,274.88

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Solution

The fourth proportional to 2,889,456, 4,316,612.04 and 1,870,274.88 is: 2,794,038.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,456 : 4,316,612.04 = 1,870,274.88 : x
  2. Step 2: Convert to fraction form
    2,889,456/4,316,612.04 = 1,870,274.88/x
  3. Step 3: Cross multiply
    2,889,456x = 4,316,612.04 × 1,870,274.88
  4. Step 4: Simplify right side
    2,889,456x = 8,073,251,065,117.56
  5. Step 5: Solve for x
    x = 8,073,251,065,117.56/2,889,456
  6. Step 6: Final answer
    x = 2,794,038.42

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.