Home / 1,069,599.62-1,604,366.49-438,037.76

Finding the Fourth Proportional to 1,069,599.62, 1,604,366.49 and 438,037.76

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Solution

The fourth proportional to 1,069,599.62, 1,604,366.49 and 438,037.76 is: 657,043.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,599.62 : 1,604,366.49 = 438,037.76 : x
  2. Step 2: Convert to fraction form
    1,069,599.62/1,604,366.49 = 438,037.76/x
  3. Step 3: Cross multiply
    1,069,599.62x = 1,604,366.49 × 438,037.76
  4. Step 4: Simplify right side
    1,069,599.62x = 702,773,103,498.66
  5. Step 5: Solve for x
    x = 702,773,103,498.66/1,069,599.62
  6. Step 6: Final answer
    x = 657,043.15

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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.