Home / 1,606,124.16-2,216,462.40-890,778.24

Finding the Fourth Proportional to 1,606,124.16, 2,216,462.40 and 890,778.24

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Solution

The fourth proportional to 1,606,124.16, 2,216,462.40 and 890,778.24 is: 1,229,280.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606,124.16 : 2,216,462.40 = 890,778.24 : x
  2. Step 2: Convert to fraction form
    1,606,124.16/2,216,462.40 = 890,778.24/x
  3. Step 3: Cross multiply
    1,606,124.16x = 2,216,462.40 × 890,778.24
  4. Step 4: Simplify right side
    1,606,124.16x = 1,974,376,475,698.18
  5. Step 5: Solve for x
    x = 1,974,376,475,698.18/1,606,124.16
  6. Step 6: Final answer
    x = 1,229,280.10

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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.