Home / 4,138,714.83-5,711,385.12-2,303,141.70

Finding the Fourth Proportional to 4,138,714.83, 5,711,385.12 and 2,303,141.70

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Solution

The fourth proportional to 4,138,714.83, 5,711,385.12 and 2,303,141.70 is: 3,178,312.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138,714.83 : 5,711,385.12 = 2,303,141.70 : x
  2. Step 2: Convert to fraction form
    4,138,714.83/5,711,385.12 = 2,303,141.70/x
  3. Step 3: Cross multiply
    4,138,714.83x = 5,711,385.12 × 2,303,141.70
  4. Step 4: Simplify right side
    4,138,714.83x = 13,154,129,234,631.51
  5. Step 5: Solve for x
    x = 13,154,129,234,631.51/4,138,714.83
  6. Step 6: Final answer
    x = 3,178,312.54

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1.5x scale

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.