Home / 1,630,890.60-2,446,919.10-684,551.40

Finding the Fourth Proportional to 1,630,890.60, 2,446,919.10 and 684,551.40

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Solution

The fourth proportional to 1,630,890.60, 2,446,919.10 and 684,551.40 is: 1,027,071.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,890.60 : 2,446,919.10 = 684,551.40 : x
  2. Step 2: Convert to fraction form
    1,630,890.60/2,446,919.10 = 684,551.40/x
  3. Step 3: Cross multiply
    1,630,890.60x = 2,446,919.10 × 684,551.40
  4. Step 4: Simplify right side
    1,630,890.60x = 1,675,041,895,591.74
  5. Step 5: Solve for x
    x = 1,675,041,895,591.74/1,630,890.60
  6. Step 6: Final answer
    x = 1,027,071.89

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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.