Home / 1,101,518.88-1,652,451.28-470,436

Finding the Fourth Proportional to 1,101,518.88, 1,652,451.28 and 470,436

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Solution

The fourth proportional to 1,101,518.88, 1,652,451.28 and 470,436 is: 705,727.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,518.88 : 1,652,451.28 = 470,436 : x
  2. Step 2: Convert to fraction form
    1,101,518.88/1,652,451.28 = 470,436/x
  3. Step 3: Cross multiply
    1,101,518.88x = 1,652,451.28 × 470,436
  4. Step 4: Simplify right side
    1,101,518.88x = 777,372,570,358.08
  5. Step 5: Solve for x
    x = 777,372,570,358.08/1,101,518.88
  6. Step 6: Final answer
    x = 705,727.87

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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.