Home / 1,094,547.36-1,640,704.86-620,230.80

Finding the Fourth Proportional to 1,094,547.36, 1,640,704.86 and 620,230.80

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Solution

The fourth proportional to 1,094,547.36, 1,640,704.86 and 620,230.80 is: 929,713.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,547.36 : 1,640,704.86 = 620,230.80 : x
  2. Step 2: Convert to fraction form
    1,094,547.36/1,640,704.86 = 620,230.80/x
  3. Step 3: Cross multiply
    1,094,547.36x = 1,640,704.86 × 620,230.80
  4. Step 4: Simplify right side
    1,094,547.36x = 1,017,615,687,881.69
  5. Step 5: Solve for x
    x = 1,017,615,687,881.69/1,094,547.36
  6. Step 6: Final answer
    x = 929,713.71

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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.