Home / 2,187,333.04-3,018,527.94-1,220,504.08

Finding the Fourth Proportional to 2,187,333.04, 3,018,527.94 and 1,220,504.08

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Solution

The fourth proportional to 2,187,333.04, 3,018,527.94 and 1,220,504.08 is: 1,684,300.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,333.04 : 3,018,527.94 = 1,220,504.08 : x
  2. Step 2: Convert to fraction form
    2,187,333.04/3,018,527.94 = 1,220,504.08/x
  3. Step 3: Cross multiply
    2,187,333.04x = 3,018,527.94 × 1,220,504.08
  4. Step 4: Simplify right side
    2,187,333.04x = 3,684,125,666,364.00
  5. Step 5: Solve for x
    x = 3,684,125,666,364.00/2,187,333.04
  6. Step 6: Final answer
    x = 1,684,300.29

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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.