Home / 1,325,323.61-1,988,698.92-526,612.38

Finding the Fourth Proportional to 1,325,323.61, 1,988,698.92 and 526,612.38

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Solution

The fourth proportional to 1,325,323.61, 1,988,698.92 and 526,612.38 is: 790,202.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,323.61 : 1,988,698.92 = 526,612.38 : x
  2. Step 2: Convert to fraction form
    1,325,323.61/1,988,698.92 = 526,612.38/x
  3. Step 3: Cross multiply
    1,325,323.61x = 1,988,698.92 × 526,612.38
  4. Step 4: Simplify right side
    1,325,323.61x = 1,047,273,471,364.63
  5. Step 5: Solve for x
    x = 1,047,273,471,364.63/1,325,323.61
  6. Step 6: Final answer
    x = 790,202.08

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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.