Home / 1,113,619.32-1,536,798.78-604,321.56

Finding the Fourth Proportional to 1,113,619.32, 1,536,798.78 and 604,321.56

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Solution

The fourth proportional to 1,113,619.32, 1,536,798.78 and 604,321.56 is: 833,965.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,619.32 : 1,536,798.78 = 604,321.56 : x
  2. Step 2: Convert to fraction form
    1,113,619.32/1,536,798.78 = 604,321.56/x
  3. Step 3: Cross multiply
    1,113,619.32x = 1,536,798.78 × 604,321.56
  4. Step 4: Simplify right side
    1,113,619.32x = 928,720,636,135.70
  5. Step 5: Solve for x
    x = 928,720,636,135.70/1,113,619.32
  6. Step 6: Final answer
    x = 833,965.99

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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.