Home / 1,130,793.23-1,695,402.51-420,630.59

Finding the Fourth Proportional to 1,130,793.23, 1,695,402.51 and 420,630.59

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Solution

The fourth proportional to 1,130,793.23, 1,695,402.51 and 420,630.59 is: 630,653.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,793.23 : 1,695,402.51 = 420,630.59 : x
  2. Step 2: Convert to fraction form
    1,130,793.23/1,695,402.51 = 420,630.59/x
  3. Step 3: Cross multiply
    1,130,793.23x = 1,695,402.51 × 420,630.59
  4. Step 4: Simplify right side
    1,130,793.23x = 713,138,149,591.77
  5. Step 5: Solve for x
    x = 713,138,149,591.77/1,130,793.23
  6. Step 6: Final answer
    x = 630,653.01

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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.