Home / 1,661,152.60-2,490,173.70-1,301,123.80

Finding the Fourth Proportional to 1,661,152.60, 2,490,173.70 and 1,301,123.80

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Solution

The fourth proportional to 1,661,152.60, 2,490,173.70 and 1,301,123.80 is: 1,950,467.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,152.60 : 2,490,173.70 = 1,301,123.80 : x
  2. Step 2: Convert to fraction form
    1,661,152.60/2,490,173.70 = 1,301,123.80/x
  3. Step 3: Cross multiply
    1,661,152.60x = 2,490,173.70 × 1,301,123.80
  4. Step 4: Simplify right side
    1,661,152.60x = 3,240,024,267,204.06
  5. Step 5: Solve for x
    x = 3,240,024,267,204.06/1,661,152.60
  6. Step 6: Final answer
    x = 1,950,467.57

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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.