Home / 1,869,799.19-2,580,167.79-1,054,203.30

Finding the Fourth Proportional to 1,869,799.19, 2,580,167.79 and 1,054,203.30

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Solution

The fourth proportional to 1,869,799.19, 2,580,167.79 and 1,054,203.30 is: 1,454,713.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,799.19 : 2,580,167.79 = 1,054,203.30 : x
  2. Step 2: Convert to fraction form
    1,869,799.19/2,580,167.79 = 1,054,203.30/x
  3. Step 3: Cross multiply
    1,869,799.19x = 2,580,167.79 × 1,054,203.30
  4. Step 4: Simplify right side
    1,869,799.19x = 2,720,021,398,771.71
  5. Step 5: Solve for x
    x = 2,720,021,398,771.71/1,869,799.19
  6. Step 6: Final answer
    x = 1,454,713.12

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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.