Home / 1,133,121.74-1,563,820.95-846,143.60

Finding the Fourth Proportional to 1,133,121.74, 1,563,820.95 and 846,143.60

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Solution

The fourth proportional to 1,133,121.74, 1,563,820.95 and 846,143.60 is: 1,167,762.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,121.74 : 1,563,820.95 = 846,143.60 : x
  2. Step 2: Convert to fraction form
    1,133,121.74/1,563,820.95 = 846,143.60/x
  3. Step 3: Cross multiply
    1,133,121.74x = 1,563,820.95 × 846,143.60
  4. Step 4: Simplify right side
    1,133,121.74x = 1,323,217,080,569.32
  5. Step 5: Solve for x
    x = 1,323,217,080,569.32/1,133,121.74
  6. Step 6: Final answer
    x = 1,167,762.51

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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.