Home / 3,362,085.39-4,639,655.85-1,911,780.93

Finding the Fourth Proportional to 3,362,085.39, 4,639,655.85 and 1,911,780.93

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Solution

The fourth proportional to 3,362,085.39, 4,639,655.85 and 1,911,780.93 is: 2,638,245.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362,085.39 : 4,639,655.85 = 1,911,780.93 : x
  2. Step 2: Convert to fraction form
    3,362,085.39/4,639,655.85 = 1,911,780.93/x
  3. Step 3: Cross multiply
    3,362,085.39x = 4,639,655.85 × 1,911,780.93
  4. Step 4: Simplify right side
    3,362,085.39x = 8,870,005,575,792.94
  5. Step 5: Solve for x
    x = 8,870,005,575,792.94/3,362,085.39
  6. Step 6: Final answer
    x = 2,638,245.18

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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.