Home / 1,037,357.64-1,555,981.38-317,699.10

Finding the Fourth Proportional to 1,037,357.64, 1,555,981.38 and 317,699.10

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Solution

The fourth proportional to 1,037,357.64, 1,555,981.38 and 317,699.10 is: 476,531.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,357.64 : 1,555,981.38 = 317,699.10 : x
  2. Step 2: Convert to fraction form
    1,037,357.64/1,555,981.38 = 317,699.10/x
  3. Step 3: Cross multiply
    1,037,357.64x = 1,555,981.38 × 317,699.10
  4. Step 4: Simplify right side
    1,037,357.64x = 494,333,884,042.76
  5. Step 5: Solve for x
    x = 494,333,884,042.76/1,037,357.64
  6. Step 6: Final answer
    x = 476,531.78

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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.