Home / 1,069,539.45-1,603,229.02-670,459.94

Finding the Fourth Proportional to 1,069,539.45, 1,603,229.02 and 670,459.94

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Solution

The fourth proportional to 1,069,539.45, 1,603,229.02 and 670,459.94 is: 1,005,012.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,539.45 : 1,603,229.02 = 670,459.94 : x
  2. Step 2: Convert to fraction form
    1,069,539.45/1,603,229.02 = 670,459.94/x
  3. Step 3: Cross multiply
    1,069,539.45x = 1,603,229.02 × 670,459.94
  4. Step 4: Simplify right side
    1,069,539.45x = 1,074,900,832,555.46
  5. Step 5: Solve for x
    x = 1,074,900,832,555.46/1,069,539.45
  6. Step 6: Final answer
    x = 1,005,012.80

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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.