Home / 1,154,363.94-1,593,019.68-645,066.36

Finding the Fourth Proportional to 1,154,363.94, 1,593,019.68 and 645,066.36

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Solution

The fourth proportional to 1,154,363.94, 1,593,019.68 and 645,066.36 is: 890,190.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,363.94 : 1,593,019.68 = 645,066.36 : x
  2. Step 2: Convert to fraction form
    1,154,363.94/1,593,019.68 = 645,066.36/x
  3. Step 3: Cross multiply
    1,154,363.94x = 1,593,019.68 × 645,066.36
  4. Step 4: Simplify right side
    1,154,363.94x = 1,027,603,406,385.96
  5. Step 5: Solve for x
    x = 1,027,603,406,385.96/1,154,363.94
  6. Step 6: Final answer
    x = 890,190.15

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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.