Home / 1,037,545.77-1,556,479.59-438,509.46

Finding the Fourth Proportional to 1,037,545.77, 1,556,479.59 and 438,509.46

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Solution

The fourth proportional to 1,037,545.77, 1,556,479.59 and 438,509.46 is: 657,832.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,545.77 : 1,556,479.59 = 438,509.46 : x
  2. Step 2: Convert to fraction form
    1,037,545.77/1,556,479.59 = 438,509.46/x
  3. Step 3: Cross multiply
    1,037,545.77x = 1,556,479.59 × 438,509.46
  4. Step 4: Simplify right side
    1,037,545.77x = 682,531,024,511.92
  5. Step 5: Solve for x
    x = 682,531,024,511.92/1,037,545.77
  6. Step 6: Final answer
    x = 657,832.21

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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.