Home / 1,711,931.64-2,567,891.28-513,848.76

Finding the Fourth Proportional to 1,711,931.64, 2,567,891.28 and 513,848.76

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Solution

The fourth proportional to 1,711,931.64, 2,567,891.28 and 513,848.76 is: 770,771.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,931.64 : 2,567,891.28 = 513,848.76 : x
  2. Step 2: Convert to fraction form
    1,711,931.64/2,567,891.28 = 513,848.76/x
  3. Step 3: Cross multiply
    1,711,931.64x = 2,567,891.28 × 513,848.76
  4. Step 4: Simplify right side
    1,711,931.64x = 1,319,507,750,042.81
  5. Step 5: Solve for x
    x = 1,319,507,750,042.81/1,711,931.64
  6. Step 6: Final answer
    x = 770,771.29

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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.