Home / 1,069,202.43-1,604,098.89-429,701.76

Finding the Fourth Proportional to 1,069,202.43, 1,604,098.89 and 429,701.76

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Solution

The fourth proportional to 1,069,202.43, 1,604,098.89 and 429,701.76 is: 644,671.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,202.43 : 1,604,098.89 = 429,701.76 : x
  2. Step 2: Convert to fraction form
    1,069,202.43/1,604,098.89 = 429,701.76/x
  3. Step 3: Cross multiply
    1,069,202.43x = 1,604,098.89 × 429,701.76
  4. Step 4: Simplify right side
    1,069,202.43x = 689,284,116,247.05
  5. Step 5: Solve for x
    x = 689,284,116,247.05/1,069,202.43
  6. Step 6: Final answer
    x = 644,671.30

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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.