Home / 2,586,700.86-3,569,476.40-1,553,594.78

Finding the Fourth Proportional to 2,586,700.86, 3,569,476.40 and 1,553,594.78

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Solution

The fourth proportional to 2,586,700.86, 3,569,476.40 and 1,553,594.78 is: 2,143,858.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586,700.86 : 3,569,476.40 = 1,553,594.78 : x
  2. Step 2: Convert to fraction form
    2,586,700.86/3,569,476.40 = 1,553,594.78/x
  3. Step 3: Cross multiply
    2,586,700.86x = 3,569,476.40 × 1,553,594.78
  4. Step 4: Simplify right side
    2,586,700.86x = 5,545,519,902,373.19
  5. Step 5: Solve for x
    x = 5,545,519,902,373.19/2,586,700.86
  6. Step 6: Final answer
    x = 2,143,858.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.