Home / 1,895,776.95-2,616,189.60-1,079,968.55

Finding the Fourth Proportional to 1,895,776.95, 2,616,189.60 and 1,079,968.55

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Solution

The fourth proportional to 1,895,776.95, 2,616,189.60 and 1,079,968.55 is: 1,490,366.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895,776.95 : 2,616,189.60 = 1,079,968.55 : x
  2. Step 2: Convert to fraction form
    1,895,776.95/2,616,189.60 = 1,079,968.55/x
  3. Step 3: Cross multiply
    1,895,776.95x = 2,616,189.60 × 1,079,968.55
  4. Step 4: Simplify right side
    1,895,776.95x = 2,825,402,479,806.01
  5. Step 5: Solve for x
    x = 2,825,402,479,806.01/1,895,776.95
  6. Step 6: Final answer
    x = 1,490,366.51

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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.