Home / 2,860,098.12-4,290,081.57-1,439,772.84

Finding the Fourth Proportional to 2,860,098.12, 4,290,081.57 and 1,439,772.84

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Solution

The fourth proportional to 2,860,098.12, 4,290,081.57 and 1,439,772.84 is: 2,159,626.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,860,098.12 : 4,290,081.57 = 1,439,772.84 : x
  2. Step 2: Convert to fraction form
    2,860,098.12/4,290,081.57 = 1,439,772.84/x
  3. Step 3: Cross multiply
    2,860,098.12x = 4,290,081.57 × 1,439,772.84
  4. Step 4: Simplify right side
    2,860,098.12x = 6,176,742,925,870.56
  5. Step 5: Solve for x
    x = 6,176,742,925,870.56/2,860,098.12
  6. Step 6: Final answer
    x = 2,159,626.23

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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.