Home / 1,711,971.64-2,567,951.28-513,888.76

Finding the Fourth Proportional to 1,711,971.64, 2,567,951.28 and 513,888.76

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Solution

The fourth proportional to 1,711,971.64, 2,567,951.28 and 513,888.76 is: 770,831.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,971.64 : 2,567,951.28 = 513,888.76 : x
  2. Step 2: Convert to fraction form
    1,711,971.64/2,567,951.28 = 513,888.76/x
  3. Step 3: Cross multiply
    1,711,971.64x = 2,567,951.28 × 513,888.76
  4. Step 4: Simplify right side
    1,711,971.64x = 1,319,641,299,019.61
  5. Step 5: Solve for x
    x = 1,319,641,299,019.61/1,711,971.64
  6. Step 6: Final answer
    x = 770,831.28

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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.