Home / 1,197,345.68-1,795,064.87-691,332.67

Finding the Fourth Proportional to 1,197,345.68, 1,795,064.87 and 691,332.67

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Solution

The fourth proportional to 1,197,345.68, 1,795,064.87 and 691,332.67 is: 1,036,448.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,345.68 : 1,795,064.87 = 691,332.67 : x
  2. Step 2: Convert to fraction form
    1,197,345.68/1,795,064.87 = 691,332.67/x
  3. Step 3: Cross multiply
    1,197,345.68x = 1,795,064.87 × 691,332.67
  4. Step 4: Simplify right side
    1,197,345.68x = 1,240,986,989,483.72
  5. Step 5: Solve for x
    x = 1,240,986,989,483.72/1,197,345.68
  6. Step 6: Final answer
    x = 1,036,448.38

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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.