Home / 1,037,406.72-1,554,801.12-556,441.68

Finding the Fourth Proportional to 1,037,406.72, 1,554,801.12 and 556,441.68

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Solution

The fourth proportional to 1,037,406.72, 1,554,801.12 and 556,441.68 is: 833,960.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,406.72 : 1,554,801.12 = 556,441.68 : x
  2. Step 2: Convert to fraction form
    1,037,406.72/1,554,801.12 = 556,441.68/x
  3. Step 3: Cross multiply
    1,037,406.72x = 1,554,801.12 × 556,441.68
  4. Step 4: Simplify right side
    1,037,406.72x = 865,156,147,278.68
  5. Step 5: Solve for x
    x = 865,156,147,278.68/1,037,406.72
  6. Step 6: Final answer
    x = 833,960.42

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Double scale
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1.5x scale

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.