Home / 2,875,002.40-3,967,530.96-1,585,897.12

Finding the Fourth Proportional to 2,875,002.40, 3,967,530.96 and 1,585,897.12

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Solution

The fourth proportional to 2,875,002.40, 3,967,530.96 and 1,585,897.12 is: 2,188,553.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875,002.40 : 3,967,530.96 = 1,585,897.12 : x
  2. Step 2: Convert to fraction form
    2,875,002.40/3,967,530.96 = 1,585,897.12/x
  3. Step 3: Cross multiply
    2,875,002.40x = 3,967,530.96 × 1,585,897.12
  4. Step 4: Simplify right side
    2,875,002.40x = 6,292,095,922,974.84
  5. Step 5: Solve for x
    x = 6,292,095,922,974.84/2,875,002.40
  6. Step 6: Final answer
    x = 2,188,553.28

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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.