Home / 1,993,652.48-2,990,334.06-779,000.71

Finding the Fourth Proportional to 1,993,652.48, 2,990,334.06 and 779,000.71

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Solution

The fourth proportional to 1,993,652.48, 2,990,334.06 and 779,000.71 is: 1,168,444.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,652.48 : 2,990,334.06 = 779,000.71 : x
  2. Step 2: Convert to fraction form
    1,993,652.48/2,990,334.06 = 779,000.71/x
  3. Step 3: Cross multiply
    1,993,652.48x = 2,990,334.06 × 779,000.71
  4. Step 4: Simplify right side
    1,993,652.48x = 2,329,472,337,030.51
  5. Step 5: Solve for x
    x = 2,329,472,337,030.51/1,993,652.48
  6. Step 6: Final answer
    x = 1,168,444.53

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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.