Home / 1,888,017.40-2,830,976.22-625,156.12

Finding the Fourth Proportional to 1,888,017.40, 2,830,976.22 and 625,156.12

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Solution

The fourth proportional to 1,888,017.40, 2,830,976.22 and 625,156.12 is: 937,386.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,017.40 : 2,830,976.22 = 625,156.12 : x
  2. Step 2: Convert to fraction form
    1,888,017.40/2,830,976.22 = 625,156.12/x
  3. Step 3: Cross multiply
    1,888,017.40x = 2,830,976.22 × 625,156.12
  4. Step 4: Simplify right side
    1,888,017.40x = 1,769,802,109,507.47
  5. Step 5: Solve for x
    x = 1,769,802,109,507.47/1,888,017.40
  6. Step 6: Final answer
    x = 937,386.55

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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.