Home / 1,913,563.46-2,869,348.62-714,499.68

Finding the Fourth Proportional to 1,913,563.46, 2,869,348.62 and 714,499.68

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Solution

The fourth proportional to 1,913,563.46, 2,869,348.62 and 714,499.68 is: 1,071,377.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,563.46 : 2,869,348.62 = 714,499.68 : x
  2. Step 2: Convert to fraction form
    1,913,563.46/2,869,348.62 = 714,499.68/x
  3. Step 3: Cross multiply
    1,913,563.46x = 2,869,348.62 × 714,499.68
  4. Step 4: Simplify right side
    1,913,563.46x = 2,050,148,670,798.44
  5. Step 5: Solve for x
    x = 2,050,148,670,798.44/1,913,563.46
  6. Step 6: Final answer
    x = 1,071,377.41

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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.