Home / 1,008,089.31-1,391,146.95-549,209.37

Finding the Fourth Proportional to 1,008,089.31, 1,391,146.95 and 549,209.37

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Solution

The fourth proportional to 1,008,089.31, 1,391,146.95 and 549,209.37 is: 757,900.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,089.31 : 1,391,146.95 = 549,209.37 : x
  2. Step 2: Convert to fraction form
    1,008,089.31/1,391,146.95 = 549,209.37/x
  3. Step 3: Cross multiply
    1,008,089.31x = 1,391,146.95 × 549,209.37
  4. Step 4: Simplify right side
    1,008,089.31x = 764,030,939,986.92
  5. Step 5: Solve for x
    x = 764,030,939,986.92/1,008,089.31
  6. Step 6: Final answer
    x = 757,900.05

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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.