Home / 1,908,113.76-2,861,470.80-559,930.32

Finding the Fourth Proportional to 1,908,113.76, 2,861,470.80 and 559,930.32

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Solution

The fourth proportional to 1,908,113.76, 2,861,470.80 and 559,930.32 is: 839,690.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,113.76 : 2,861,470.80 = 559,930.32 : x
  2. Step 2: Convert to fraction form
    1,908,113.76/2,861,470.80 = 559,930.32/x
  3. Step 3: Cross multiply
    1,908,113.76x = 2,861,470.80 × 559,930.32
  4. Step 4: Simplify right side
    1,908,113.76x = 1,602,224,260,714.66
  5. Step 5: Solve for x
    x = 1,602,224,260,714.66/1,908,113.76
  6. Step 6: Final answer
    x = 839,690.11

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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.