Home / 2,458,821.28-3,687,345.24-1,038,987.40

Finding the Fourth Proportional to 2,458,821.28, 3,687,345.24 and 1,038,987.40

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Solution

The fourth proportional to 2,458,821.28, 3,687,345.24 and 1,038,987.40 is: 1,558,106.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,458,821.28 : 3,687,345.24 = 1,038,987.40 : x
  2. Step 2: Convert to fraction form
    2,458,821.28/3,687,345.24 = 1,038,987.40/x
  3. Step 3: Cross multiply
    2,458,821.28x = 3,687,345.24 × 1,038,987.40
  4. Step 4: Simplify right side
    2,458,821.28x = 3,831,105,243,809.98
  5. Step 5: Solve for x
    x = 3,831,105,243,809.98/2,458,821.28
  6. Step 6: Final answer
    x = 1,558,106.43

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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.