Home / 1,119,047.81-1,679,067.86-586,442.21

Finding the Fourth Proportional to 1,119,047.81, 1,679,067.86 and 586,442.21

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Solution

The fourth proportional to 1,119,047.81, 1,679,067.86 and 586,442.21 is: 879,923.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,047.81 : 1,679,067.86 = 586,442.21 : x
  2. Step 2: Convert to fraction form
    1,119,047.81/1,679,067.86 = 586,442.21/x
  3. Step 3: Cross multiply
    1,119,047.81x = 1,679,067.86 × 586,442.21
  4. Step 4: Simplify right side
    1,119,047.81x = 984,676,266,558.37
  5. Step 5: Solve for x
    x = 984,676,266,558.37/1,119,047.81
  6. Step 6: Final answer
    x = 879,923.32

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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.