Home / 4,941,400.89-6,819,085.77-2,847,474.08

Finding the Fourth Proportional to 4,941,400.89, 6,819,085.77 and 2,847,474.08

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Solution

The fourth proportional to 4,941,400.89, 6,819,085.77 and 2,847,474.08 is: 3,929,486.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,941,400.89 : 6,819,085.77 = 2,847,474.08 : x
  2. Step 2: Convert to fraction form
    4,941,400.89/6,819,085.77 = 2,847,474.08/x
  3. Step 3: Cross multiply
    4,941,400.89x = 6,819,085.77 × 2,847,474.08
  4. Step 4: Simplify right side
    4,941,400.89x = 19,417,169,989,780.40
  5. Step 5: Solve for x
    x = 19,417,169,989,780.40/4,941,400.89
  6. Step 6: Final answer
    x = 3,929,486.89

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1.5x scale

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.