Home / 1,219,368.60-1,682,832.04-675,674.93

Finding the Fourth Proportional to 1,219,368.60, 1,682,832.04 and 675,674.93

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Solution

The fourth proportional to 1,219,368.60, 1,682,832.04 and 675,674.93 is: 932,488.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,368.60 : 1,682,832.04 = 675,674.93 : x
  2. Step 2: Convert to fraction form
    1,219,368.60/1,682,832.04 = 675,674.93/x
  3. Step 3: Cross multiply
    1,219,368.60x = 1,682,832.04 × 675,674.93
  4. Step 4: Simplify right side
    1,219,368.60x = 1,137,047,423,346.65
  5. Step 5: Solve for x
    x = 1,137,047,423,346.65/1,219,368.60
  6. Step 6: Final answer
    x = 932,488.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.