Home / 1,605,389.40-2,408,333.04-540,348.48

Finding the Fourth Proportional to 1,605,389.40, 2,408,333.04 and 540,348.48

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Solution

The fourth proportional to 1,605,389.40, 2,408,333.04 and 540,348.48 is: 810,606.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,389.40 : 2,408,333.04 = 540,348.48 : x
  2. Step 2: Convert to fraction form
    1,605,389.40/2,408,333.04 = 540,348.48/x
  3. Step 3: Cross multiply
    1,605,389.40x = 2,408,333.04 × 540,348.48
  4. Step 4: Simplify right side
    1,605,389.40x = 1,301,339,097,497.78
  5. Step 5: Solve for x
    x = 1,301,339,097,497.78/1,605,389.40
  6. Step 6: Final answer
    x = 810,606.51

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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.