Home / 2,911,509.80-4,366,487.10-889,749.80

Finding the Fourth Proportional to 2,911,509.80, 4,366,487.10 and 889,749.80

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Solution

The fourth proportional to 2,911,509.80, 4,366,487.10 and 889,749.80 is: 1,334,387.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911,509.80 : 4,366,487.10 = 889,749.80 : x
  2. Step 2: Convert to fraction form
    2,911,509.80/4,366,487.10 = 889,749.80/x
  3. Step 3: Cross multiply
    2,911,509.80x = 4,366,487.10 × 889,749.80
  4. Step 4: Simplify right side
    2,911,509.80x = 3,885,081,023,927.58
  5. Step 5: Solve for x
    x = 3,885,081,023,927.58/2,911,509.80
  6. Step 6: Final answer
    x = 1,334,387.07

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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.