Home / 1,615,203.78-2,420,521.62-895,862.40

Finding the Fourth Proportional to 1,615,203.78, 2,420,521.62 and 895,862.40

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Solution

The fourth proportional to 1,615,203.78, 2,420,521.62 and 895,862.40 is: 1,342,526.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,203.78 : 2,420,521.62 = 895,862.40 : x
  2. Step 2: Convert to fraction form
    1,615,203.78/2,420,521.62 = 895,862.40/x
  3. Step 3: Cross multiply
    1,615,203.78x = 2,420,521.62 × 895,862.40
  4. Step 4: Simplify right side
    1,615,203.78x = 2,168,454,307,745.09
  5. Step 5: Solve for x
    x = 2,168,454,307,745.09/1,615,203.78
  6. Step 6: Final answer
    x = 1,342,526.77

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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.