Home / 1,028,603.18-1,536,649.23-665,818.58

Finding the Fourth Proportional to 1,028,603.18, 1,536,649.23 and 665,818.58

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Solution

The fourth proportional to 1,028,603.18, 1,536,649.23 and 665,818.58 is: 994,678.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,603.18 : 1,536,649.23 = 665,818.58 : x
  2. Step 2: Convert to fraction form
    1,028,603.18/1,536,649.23 = 665,818.58/x
  3. Step 3: Cross multiply
    1,028,603.18x = 1,536,649.23 × 665,818.58
  4. Step 4: Simplify right side
    1,028,603.18x = 1,023,129,597,264.35
  5. Step 5: Solve for x
    x = 1,023,129,597,264.35/1,028,603.18
  6. Step 6: Final answer
    x = 994,678.63

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.