Home / 1,216,730.16-1,825,352.21-458,555.58

Finding the Fourth Proportional to 1,216,730.16, 1,825,352.21 and 458,555.58

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Solution

The fourth proportional to 1,216,730.16, 1,825,352.21 and 458,555.58 is: 687,930.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,730.16 : 1,825,352.21 = 458,555.58 : x
  2. Step 2: Convert to fraction form
    1,216,730.16/1,825,352.21 = 458,555.58/x
  3. Step 3: Cross multiply
    1,216,730.16x = 1,825,352.21 × 458,555.58
  4. Step 4: Simplify right side
    1,216,730.16x = 837,025,442,507.22
  5. Step 5: Solve for x
    x = 837,025,442,507.22/1,216,730.16
  6. Step 6: Final answer
    x = 687,930.22

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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.