Home / 1,630,349.40-2,443,312.26-920,026.20

Finding the Fourth Proportional to 1,630,349.40, 2,443,312.26 and 920,026.20

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Solution

The fourth proportional to 1,630,349.40, 2,443,312.26 and 920,026.20 is: 1,378,791.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,349.40 : 2,443,312.26 = 920,026.20 : x
  2. Step 2: Convert to fraction form
    1,630,349.40/2,443,312.26 = 920,026.20/x
  3. Step 3: Cross multiply
    1,630,349.40x = 2,443,312.26 × 920,026.20
  4. Step 4: Simplify right side
    1,630,349.40x = 2,247,911,293,981.21
  5. Step 5: Solve for x
    x = 2,247,911,293,981.21/1,630,349.40
  6. Step 6: Final answer
    x = 1,378,791.13

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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.