Home / 1,171,535.02-1,755,484.93-812,406.38

Finding the Fourth Proportional to 1,171,535.02, 1,755,484.93 and 812,406.38

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Solution

The fourth proportional to 1,171,535.02, 1,755,484.93 and 812,406.38 is: 1,217,349.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,535.02 : 1,755,484.93 = 812,406.38 : x
  2. Step 2: Convert to fraction form
    1,171,535.02/1,755,484.93 = 812,406.38/x
  3. Step 3: Cross multiply
    1,171,535.02x = 1,755,484.93 × 812,406.38
  4. Step 4: Simplify right side
    1,171,535.02x = 1,426,167,157,125.85
  5. Step 5: Solve for x
    x = 1,426,167,157,125.85/1,171,535.02
  6. Step 6: Final answer
    x = 1,217,349.15

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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.