Home / 1,019,392.05-1,406,603.57-589,712.16

Finding the Fourth Proportional to 1,019,392.05, 1,406,603.57 and 589,712.16

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Solution

The fourth proportional to 1,019,392.05, 1,406,603.57 and 589,712.16 is: 813,711.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,392.05 : 1,406,603.57 = 589,712.16 : x
  2. Step 2: Convert to fraction form
    1,019,392.05/1,406,603.57 = 589,712.16/x
  3. Step 3: Cross multiply
    1,019,392.05x = 1,406,603.57 × 589,712.16
  4. Step 4: Simplify right side
    1,019,392.05x = 829,491,226,579.85
  5. Step 5: Solve for x
    x = 829,491,226,579.85/1,019,392.05
  6. Step 6: Final answer
    x = 813,711.69

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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.