Home / 3,133,574.80-4,700,362.20-889,421.20

Finding the Fourth Proportional to 3,133,574.80, 4,700,362.20 and 889,421.20

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Solution

The fourth proportional to 3,133,574.80, 4,700,362.20 and 889,421.20 is: 1,334,131.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133,574.80 : 4,700,362.20 = 889,421.20 : x
  2. Step 2: Convert to fraction form
    3,133,574.80/4,700,362.20 = 889,421.20/x
  3. Step 3: Cross multiply
    3,133,574.80x = 4,700,362.20 × 889,421.20
  4. Step 4: Simplify right side
    3,133,574.80x = 4,180,601,788,358.64
  5. Step 5: Solve for x
    x = 4,180,601,788,358.64/3,133,574.80
  6. Step 6: Final answer
    x = 1,334,131.80

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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.