Home / 1,578,987-2,368,500.66-457,057.08

Finding the Fourth Proportional to 1,578,987, 2,368,500.66 and 457,057.08

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Solution

The fourth proportional to 1,578,987, 2,368,500.66 and 457,057.08 is: 685,591.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,578,987 : 2,368,500.66 = 457,057.08 : x
  2. Step 2: Convert to fraction form
    1,578,987/2,368,500.66 = 457,057.08/x
  3. Step 3: Cross multiply
    1,578,987x = 2,368,500.66 × 457,057.08
  4. Step 4: Simplify right side
    1,578,987x = 1,082,539,995,637.67
  5. Step 5: Solve for x
    x = 1,082,539,995,637.67/1,578,987
  6. Step 6: Final answer
    x = 685,591.46

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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.