Home / 1,069,534.59-1,603,222.35-670,455.62

Finding the Fourth Proportional to 1,069,534.59, 1,603,222.35 and 670,455.62

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Solution

The fourth proportional to 1,069,534.59, 1,603,222.35 and 670,455.62 is: 1,005,006.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,534.59 : 1,603,222.35 = 670,455.62 : x
  2. Step 2: Convert to fraction form
    1,069,534.59/1,603,222.35 = 670,455.62/x
  3. Step 3: Cross multiply
    1,069,534.59x = 1,603,222.35 × 670,455.62
  4. Step 4: Simplify right side
    1,069,534.59x = 1,074,889,434,667.11
  5. Step 5: Solve for x
    x = 1,074,889,434,667.11/1,069,534.59
  6. Step 6: Final answer
    x = 1,005,006.71

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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.