Home / 1,858,554-2,565,705.51-1,246,482.90

Finding the Fourth Proportional to 1,858,554, 2,565,705.51 and 1,246,482.90

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Solution

The fourth proportional to 1,858,554, 2,565,705.51 and 1,246,482.90 is: 1,720,750.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,554 : 2,565,705.51 = 1,246,482.90 : x
  2. Step 2: Convert to fraction form
    1,858,554/2,565,705.51 = 1,246,482.90/x
  3. Step 3: Cross multiply
    1,858,554x = 2,565,705.51 × 1,246,482.90
  4. Step 4: Simplify right side
    1,858,554x = 3,198,108,044,650.78
  5. Step 5: Solve for x
    x = 3,198,108,044,650.78/1,858,554
  6. Step 6: Final answer
    x = 1,720,750.67

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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.