Home / 1,104,131.20-1,656,196.80-630,864.40

Finding the Fourth Proportional to 1,104,131.20, 1,656,196.80 and 630,864.40

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Solution

The fourth proportional to 1,104,131.20, 1,656,196.80 and 630,864.40 is: 946,296.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,131.20 : 1,656,196.80 = 630,864.40 : x
  2. Step 2: Convert to fraction form
    1,104,131.20/1,656,196.80 = 630,864.40/x
  3. Step 3: Cross multiply
    1,104,131.20x = 1,656,196.80 × 630,864.40
  4. Step 4: Simplify right side
    1,104,131.20x = 1,044,835,600,513.92
  5. Step 5: Solve for x
    x = 1,044,835,600,513.92/1,104,131.20
  6. Step 6: Final answer
    x = 946,296.60

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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.