Home / 1,019,390.55-1,406,601.50-589,710.66

Finding the Fourth Proportional to 1,019,390.55, 1,406,601.50 and 589,710.66

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Solution

The fourth proportional to 1,019,390.55, 1,406,601.50 and 589,710.66 is: 813,709.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,390.55 : 1,406,601.50 = 589,710.66 : x
  2. Step 2: Convert to fraction form
    1,019,390.55/1,406,601.50 = 589,710.66/x
  3. Step 3: Cross multiply
    1,019,390.55x = 1,406,601.50 × 589,710.66
  4. Step 4: Simplify right side
    1,019,390.55x = 829,487,895,973.44
  5. Step 5: Solve for x
    x = 829,487,895,973.44/1,019,390.55
  6. Step 6: Final answer
    x = 813,709.62

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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.