Home / 1,051,776.57-1,451,210.67-664,126.02

Finding the Fourth Proportional to 1,051,776.57, 1,451,210.67 and 664,126.02

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Solution

The fourth proportional to 1,051,776.57, 1,451,210.67 and 664,126.02 is: 916,341.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,776.57 : 1,451,210.67 = 664,126.02 : x
  2. Step 2: Convert to fraction form
    1,051,776.57/1,451,210.67 = 664,126.02/x
  3. Step 3: Cross multiply
    1,051,776.57x = 1,451,210.67 × 664,126.02
  4. Step 4: Simplify right side
    1,051,776.57x = 963,786,766,448.63
  5. Step 5: Solve for x
    x = 963,786,766,448.63/1,051,776.57
  6. Step 6: Final answer
    x = 916,341.73

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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.