Home / 1,028,404.55-1,539,506.70-553,650.59

Finding the Fourth Proportional to 1,028,404.55, 1,539,506.70 and 553,650.59

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Solution

The fourth proportional to 1,028,404.55, 1,539,506.70 and 553,650.59 is: 828,806.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,404.55 : 1,539,506.70 = 553,650.59 : x
  2. Step 2: Convert to fraction form
    1,028,404.55/1,539,506.70 = 553,650.59/x
  3. Step 3: Cross multiply
    1,028,404.55x = 1,539,506.70 × 553,650.59
  4. Step 4: Simplify right side
    1,028,404.55x = 852,348,785,066.42
  5. Step 5: Solve for x
    x = 852,348,785,066.42/1,028,404.55
  6. Step 6: Final answer
    x = 828,806.90

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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.