Home / 1,570,678.90-2,167,479.57-959,854.12

Finding the Fourth Proportional to 1,570,678.90, 2,167,479.57 and 959,854.12

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Solution

The fourth proportional to 1,570,678.90, 2,167,479.57 and 959,854.12 is: 1,324,563.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,678.90 : 2,167,479.57 = 959,854.12 : x
  2. Step 2: Convert to fraction form
    1,570,678.90/2,167,479.57 = 959,854.12/x
  3. Step 3: Cross multiply
    1,570,678.90x = 2,167,479.57 × 959,854.12
  4. Step 4: Simplify right side
    1,570,678.90x = 2,080,464,195,280.33
  5. Step 5: Solve for x
    x = 2,080,464,195,280.33/1,570,678.90
  6. Step 6: Final answer
    x = 1,324,563.66

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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.