Home / 1,559,917.92-2,339,411.94-661,345.23

Finding the Fourth Proportional to 1,559,917.92, 2,339,411.94 and 661,345.23

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Solution

The fourth proportional to 1,559,917.92, 2,339,411.94 and 661,345.23 is: 991,820.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,917.92 : 2,339,411.94 = 661,345.23 : x
  2. Step 2: Convert to fraction form
    1,559,917.92/2,339,411.94 = 661,345.23/x
  3. Step 3: Cross multiply
    1,559,917.92x = 2,339,411.94 × 661,345.23
  4. Step 4: Simplify right side
    1,559,917.92x = 1,547,158,927,524.05
  5. Step 5: Solve for x
    x = 1,547,158,927,524.05/1,559,917.92
  6. Step 6: Final answer
    x = 991,820.73

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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.