Home / 1,675,364.64-2,513,035.44-678,078.24

Finding the Fourth Proportional to 1,675,364.64, 2,513,035.44 and 678,078.24

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Solution

The fourth proportional to 1,675,364.64, 2,513,035.44 and 678,078.24 is: 1,017,112.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675,364.64 : 2,513,035.44 = 678,078.24 : x
  2. Step 2: Convert to fraction form
    1,675,364.64/2,513,035.44 = 678,078.24/x
  3. Step 3: Cross multiply
    1,675,364.64x = 2,513,035.44 × 678,078.24
  4. Step 4: Simplify right side
    1,675,364.64x = 1,704,034,648,212.83
  5. Step 5: Solve for x
    x = 1,704,034,648,212.83/1,675,364.64
  6. Step 6: Final answer
    x = 1,017,112.70

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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.