Home / 1,401,861.02-1,934,565.71-757,279.22

Finding the Fourth Proportional to 1,401,861.02, 1,934,565.71 and 757,279.22

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Solution

The fourth proportional to 1,401,861.02, 1,934,565.71 and 757,279.22 is: 1,045,043.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,861.02 : 1,934,565.71 = 757,279.22 : x
  2. Step 2: Convert to fraction form
    1,401,861.02/1,934,565.71 = 757,279.22/x
  3. Step 3: Cross multiply
    1,401,861.02x = 1,934,565.71 × 757,279.22
  4. Step 4: Simplify right side
    1,401,861.02x = 1,465,006,398,448.32
  5. Step 5: Solve for x
    x = 1,465,006,398,448.32/1,401,861.02
  6. Step 6: Final answer
    x = 1,045,043.97

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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.