Home / 1,534,312.80-2,301,465.96-412,381.80

Finding the Fourth Proportional to 1,534,312.80, 2,301,465.96 and 412,381.80

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Solution

The fourth proportional to 1,534,312.80, 2,301,465.96 and 412,381.80 is: 618,571.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,312.80 : 2,301,465.96 = 412,381.80 : x
  2. Step 2: Convert to fraction form
    1,534,312.80/2,301,465.96 = 412,381.80/x
  3. Step 3: Cross multiply
    1,534,312.80x = 2,301,465.96 × 412,381.80
  4. Step 4: Simplify right side
    1,534,312.80x = 949,082,675,223.53
  5. Step 5: Solve for x
    x = 949,082,675,223.53/1,534,312.80
  6. Step 6: Final answer
    x = 618,571.83

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1.5x scale

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.