Home / 1,559,931.30-2,340,334.35-661,803.30

Finding the Fourth Proportional to 1,559,931.30, 2,340,334.35 and 661,803.30

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Solution

The fourth proportional to 1,559,931.30, 2,340,334.35 and 661,803.30 is: 992,890.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,931.30 : 2,340,334.35 = 661,803.30 : x
  2. Step 2: Convert to fraction form
    1,559,931.30/2,340,334.35 = 661,803.30/x
  3. Step 3: Cross multiply
    1,559,931.30x = 2,340,334.35 × 661,803.30
  4. Step 4: Simplify right side
    1,559,931.30x = 1,548,840,995,933.36
  5. Step 5: Solve for x
    x = 1,548,840,995,933.36/1,559,931.30
  6. Step 6: Final answer
    x = 992,890.52

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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.