Home / 1,877,670.78-2,816,898.21-615,399.18

Finding the Fourth Proportional to 1,877,670.78, 2,816,898.21 and 615,399.18

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Solution

The fourth proportional to 1,877,670.78, 2,816,898.21 and 615,399.18 is: 923,227.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877,670.78 : 2,816,898.21 = 615,399.18 : x
  2. Step 2: Convert to fraction form
    1,877,670.78/2,816,898.21 = 615,399.18/x
  3. Step 3: Cross multiply
    1,877,670.78x = 2,816,898.21 × 615,399.18
  4. Step 4: Simplify right side
    1,877,670.78x = 1,733,516,848,577.47
  5. Step 5: Solve for x
    x = 1,733,516,848,577.47/1,877,670.78
  6. Step 6: Final answer
    x = 923,227.26

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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.