Home / 2,887,917.66-3,985,200.81-1,598,681.16

Finding the Fourth Proportional to 2,887,917.66, 3,985,200.81 and 1,598,681.16

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Solution

The fourth proportional to 2,887,917.66, 3,985,200.81 and 1,598,681.16 is: 2,206,110.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,917.66 : 3,985,200.81 = 1,598,681.16 : x
  2. Step 2: Convert to fraction form
    2,887,917.66/3,985,200.81 = 1,598,681.16/x
  3. Step 3: Cross multiply
    2,887,917.66x = 3,985,200.81 × 1,598,681.16
  4. Step 4: Simplify right side
    2,887,917.66x = 6,371,065,453,763.74
  5. Step 5: Solve for x
    x = 6,371,065,453,763.74/2,887,917.66
  6. Step 6: Final answer
    x = 2,206,110.49

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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.