Home / 1,103,832-1,523,289.60-626,904

Finding the Fourth Proportional to 1,103,832, 1,523,289.60 and 626,904

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Solution

The fourth proportional to 1,103,832, 1,523,289.60 and 626,904 is: 865,128.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,832 : 1,523,289.60 = 626,904 : x
  2. Step 2: Convert to fraction form
    1,103,832/1,523,289.60 = 626,904/x
  3. Step 3: Cross multiply
    1,103,832x = 1,523,289.60 × 626,904
  4. Step 4: Simplify right side
    1,103,832x = 954,956,343,398.40
  5. Step 5: Solve for x
    x = 954,956,343,398.40/1,103,832
  6. Step 6: Final answer
    x = 865,128.34

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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.