Home / 1,020,484.53-1,408,268.24-561,599.10

Finding the Fourth Proportional to 1,020,484.53, 1,408,268.24 and 561,599.10

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Solution

The fourth proportional to 1,020,484.53, 1,408,268.24 and 561,599.10 is: 775,006.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,484.53 : 1,408,268.24 = 561,599.10 : x
  2. Step 2: Convert to fraction form
    1,020,484.53/1,408,268.24 = 561,599.10/x
  3. Step 3: Cross multiply
    1,020,484.53x = 1,408,268.24 × 561,599.10
  4. Step 4: Simplify right side
    1,020,484.53x = 790,882,171,919.92
  5. Step 5: Solve for x
    x = 790,882,171,919.92/1,020,484.53
  6. Step 6: Final answer
    x = 775,006.53

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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.