Home / 1,056,511.20-1,585,803.60-524,632.80

Finding the Fourth Proportional to 1,056,511.20, 1,585,803.60 and 524,632.80

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Solution

The fourth proportional to 1,056,511.20, 1,585,803.60 and 524,632.80 is: 787,464.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,511.20 : 1,585,803.60 = 524,632.80 : x
  2. Step 2: Convert to fraction form
    1,056,511.20/1,585,803.60 = 524,632.80/x
  3. Step 3: Cross multiply
    1,056,511.20x = 1,585,803.60 × 524,632.80
  4. Step 4: Simplify right side
    1,056,511.20x = 831,964,582,918.08
  5. Step 5: Solve for x
    x = 831,964,582,918.08/1,056,511.20
  6. Step 6: Final answer
    x = 787,464.04

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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.