Home / 1,972,686.98-2,724,188.17-1,865,216.26

Finding the Fourth Proportional to 1,972,686.98, 2,724,188.17 and 1,865,216.26

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Solution

The fourth proportional to 1,972,686.98, 2,724,188.17 and 1,865,216.26 is: 2,575,776.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,686.98 : 2,724,188.17 = 1,865,216.26 : x
  2. Step 2: Convert to fraction form
    1,972,686.98/2,724,188.17 = 1,865,216.26/x
  3. Step 3: Cross multiply
    1,972,686.98x = 2,724,188.17 × 1,865,216.26
  4. Step 4: Simplify right side
    1,972,686.98x = 5,081,200,072,223.12
  5. Step 5: Solve for x
    x = 5,081,200,072,223.12/1,972,686.98
  6. Step 6: Final answer
    x = 2,575,776.15

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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.