Home / 1,785,340.93-2,675,386.32-1,055,112.57

Finding the Fourth Proportional to 1,785,340.93, 2,675,386.32 and 1,055,112.57

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Solution

The fourth proportional to 1,785,340.93, 2,675,386.32 and 1,055,112.57 is: 1,581,117.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,340.93 : 2,675,386.32 = 1,055,112.57 : x
  2. Step 2: Convert to fraction form
    1,785,340.93/2,675,386.32 = 1,055,112.57/x
  3. Step 3: Cross multiply
    1,785,340.93x = 2,675,386.32 × 1,055,112.57
  4. Step 4: Simplify right side
    1,785,340.93x = 2,822,833,728,860.99
  5. Step 5: Solve for x
    x = 2,822,833,728,860.99/1,785,340.93
  6. Step 6: Final answer
    x = 1,581,117.46

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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.