Home / 1,630,347.40-2,443,309.26-920,024.20

Finding the Fourth Proportional to 1,630,347.40, 2,443,309.26 and 920,024.20

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Solution

The fourth proportional to 1,630,347.40, 2,443,309.26 and 920,024.20 is: 1,378,788.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,347.40 : 2,443,309.26 = 920,024.20 : x
  2. Step 2: Convert to fraction form
    1,630,347.40/2,443,309.26 = 920,024.20/x
  3. Step 3: Cross multiply
    1,630,347.40x = 2,443,309.26 × 920,024.20
  4. Step 4: Simplify right side
    1,630,347.40x = 2,247,903,647,284.09
  5. Step 5: Solve for x
    x = 2,247,903,647,284.09/1,630,347.40
  6. Step 6: Final answer
    x = 1,378,788.13

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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.