Home / 3,107,537.55-4,288,617.10-1,883,894.65

Finding the Fourth Proportional to 3,107,537.55, 4,288,617.10 and 1,883,894.65

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Solution

The fourth proportional to 3,107,537.55, 4,288,617.10 and 1,883,894.65 is: 2,599,905.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,107,537.55 : 4,288,617.10 = 1,883,894.65 : x
  2. Step 2: Convert to fraction form
    3,107,537.55/4,288,617.10 = 1,883,894.65/x
  3. Step 3: Cross multiply
    3,107,537.55x = 4,288,617.10 × 1,883,894.65
  4. Step 4: Simplify right side
    3,107,537.55x = 8,079,302,810,588.51
  5. Step 5: Solve for x
    x = 8,079,302,810,588.51/3,107,537.55
  6. Step 6: Final answer
    x = 2,599,905.13

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Double scale
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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.