Home / 1,153,582.17-1,730,742.90-807,725.91

Finding the Fourth Proportional to 1,153,582.17, 1,730,742.90 and 807,725.91

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Solution

The fourth proportional to 1,153,582.17, 1,730,742.90 and 807,725.91 is: 1,211,847.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,582.17 : 1,730,742.90 = 807,725.91 : x
  2. Step 2: Convert to fraction form
    1,153,582.17/1,730,742.90 = 807,725.91/x
  3. Step 3: Cross multiply
    1,153,582.17x = 1,730,742.90 × 807,725.91
  4. Step 4: Simplify right side
    1,153,582.17x = 1,397,965,883,878.54
  5. Step 5: Solve for x
    x = 1,397,965,883,878.54/1,153,582.17
  6. Step 6: Final answer
    x = 1,211,847.69

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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.