Home / 1,036,769.64-1,554,921.18-371,921.64

Finding the Fourth Proportional to 1,036,769.64, 1,554,921.18 and 371,921.64

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Solution

The fourth proportional to 1,036,769.64, 1,554,921.18 and 371,921.64 is: 557,798.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,769.64 : 1,554,921.18 = 371,921.64 : x
  2. Step 2: Convert to fraction form
    1,036,769.64/1,554,921.18 = 371,921.64/x
  3. Step 3: Cross multiply
    1,036,769.64x = 1,554,921.18 × 371,921.64
  4. Step 4: Simplify right side
    1,036,769.64x = 578,308,835,336.34
  5. Step 5: Solve for x
    x = 578,308,835,336.34/1,036,769.64
  6. Step 6: Final answer
    x = 557,798.78

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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.