Home / 1,558,035.74-2,150,095.10-869,695.27

Finding the Fourth Proportional to 1,558,035.74, 2,150,095.10 and 869,695.27

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Solution

The fourth proportional to 1,558,035.74, 2,150,095.10 and 869,695.27 is: 1,200,182.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,035.74 : 2,150,095.10 = 869,695.27 : x
  2. Step 2: Convert to fraction form
    1,558,035.74/2,150,095.10 = 869,695.27/x
  3. Step 3: Cross multiply
    1,558,035.74x = 2,150,095.10 × 869,695.27
  4. Step 4: Simplify right side
    1,558,035.74x = 1,869,927,528,796.46
  5. Step 5: Solve for x
    x = 1,869,927,528,796.46/1,558,035.74
  6. Step 6: Final answer
    x = 1,200,182.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.