Home / 1,630,890.90-2,445,461.55-683,190.90

Finding the Fourth Proportional to 1,630,890.90, 2,445,461.55 and 683,190.90

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Solution

The fourth proportional to 1,630,890.90, 2,445,461.55 and 683,190.90 is: 1,024,419.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,890.90 : 2,445,461.55 = 683,190.90 : x
  2. Step 2: Convert to fraction form
    1,630,890.90/2,445,461.55 = 683,190.90/x
  3. Step 3: Cross multiply
    1,630,890.90x = 2,445,461.55 × 683,190.90
  4. Step 4: Simplify right side
    1,630,890.90x = 1,670,717,077,259.90
  5. Step 5: Solve for x
    x = 1,670,717,077,259.90/1,630,890.90
  6. Step 6: Final answer
    x = 1,024,419.89

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1.5x scale

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.