Home / 1,881,678.52-2,818,843.26-1,503,386.20

Finding the Fourth Proportional to 1,881,678.52, 2,818,843.26 and 1,503,386.20

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Solution

The fourth proportional to 1,881,678.52, 2,818,843.26 and 1,503,386.20 is: 2,252,143.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,678.52 : 2,818,843.26 = 1,503,386.20 : x
  2. Step 2: Convert to fraction form
    1,881,678.52/2,818,843.26 = 1,503,386.20/x
  3. Step 3: Cross multiply
    1,881,678.52x = 2,818,843.26 × 1,503,386.20
  4. Step 4: Simplify right side
    1,881,678.52x = 4,237,810,057,047.01
  5. Step 5: Solve for x
    x = 4,237,810,057,047.01/1,881,678.52
  6. Step 6: Final answer
    x = 2,252,143.50

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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.