Home / 1,862,110.06-2,569,629.86-1,087,812.59

Finding the Fourth Proportional to 1,862,110.06, 2,569,629.86 and 1,087,812.59

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Solution

The fourth proportional to 1,862,110.06, 2,569,629.86 and 1,087,812.59 is: 1,501,133.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,862,110.06 : 2,569,629.86 = 1,087,812.59 : x
  2. Step 2: Convert to fraction form
    1,862,110.06/2,569,629.86 = 1,087,812.59/x
  3. Step 3: Cross multiply
    1,862,110.06x = 2,569,629.86 × 1,087,812.59
  4. Step 4: Simplify right side
    1,862,110.06x = 2,795,275,699,140.02
  5. Step 5: Solve for x
    x = 2,795,275,699,140.02/1,862,110.06
  6. Step 6: Final answer
    x = 1,501,133.45

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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.