Home / 1,408,666.55-2,113,088.22-397,867.65

Finding the Fourth Proportional to 1,408,666.55, 2,113,088.22 and 397,867.65

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Solution

The fourth proportional to 1,408,666.55, 2,113,088.22 and 397,867.65 is: 596,826.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,666.55 : 2,113,088.22 = 397,867.65 : x
  2. Step 2: Convert to fraction form
    1,408,666.55/2,113,088.22 = 397,867.65/x
  3. Step 3: Cross multiply
    1,408,666.55x = 2,113,088.22 × 397,867.65
  4. Step 4: Simplify right side
    1,408,666.55x = 840,729,442,842.08
  5. Step 5: Solve for x
    x = 840,729,442,842.08/1,408,666.55
  6. Step 6: Final answer
    x = 596,826.44

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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.