Home / 1,341,017.92-1,848,006.12-1,111,907.80

Finding the Fourth Proportional to 1,341,017.92, 1,848,006.12 and 1,111,907.80

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Solution

The fourth proportional to 1,341,017.92, 1,848,006.12 and 1,111,907.80 is: 1,532,278.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,017.92 : 1,848,006.12 = 1,111,907.80 : x
  2. Step 2: Convert to fraction form
    1,341,017.92/1,848,006.12 = 1,111,907.80/x
  3. Step 3: Cross multiply
    1,341,017.92x = 1,848,006.12 × 1,111,907.80
  4. Step 4: Simplify right side
    1,341,017.92x = 2,054,812,419,275.74
  5. Step 5: Solve for x
    x = 2,054,812,419,275.74/1,341,017.92
  6. Step 6: Final answer
    x = 1,532,278.12

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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.