Home / 1,980,888.16-2,970,237.37-614,282.89

Finding the Fourth Proportional to 1,980,888.16, 2,970,237.37 and 614,282.89

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Solution

The fourth proportional to 1,980,888.16, 2,970,237.37 and 614,282.89 is: 921,084.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,888.16 : 2,970,237.37 = 614,282.89 : x
  2. Step 2: Convert to fraction form
    1,980,888.16/2,970,237.37 = 614,282.89/x
  3. Step 3: Cross multiply
    1,980,888.16x = 2,970,237.37 × 614,282.89
  4. Step 4: Simplify right side
    1,980,888.16x = 1,824,565,995,116.94
  5. Step 5: Solve for x
    x = 1,824,565,995,116.94/1,980,888.16
  6. Step 6: Final answer
    x = 921,084.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.