Home / 1,407,444.09-1,942,225.61-834,143.91

Finding the Fourth Proportional to 1,407,444.09, 1,942,225.61 and 834,143.91

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Solution

The fourth proportional to 1,407,444.09, 1,942,225.61 and 834,143.91 is: 1,151,090.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,444.09 : 1,942,225.61 = 834,143.91 : x
  2. Step 2: Convert to fraction form
    1,407,444.09/1,942,225.61 = 834,143.91/x
  3. Step 3: Cross multiply
    1,407,444.09x = 1,942,225.61 × 834,143.91
  4. Step 4: Simplify right side
    1,407,444.09x = 1,620,095,660,256.82
  5. Step 5: Solve for x
    x = 1,620,095,660,256.82/1,407,444.09
  6. Step 6: Final answer
    x = 1,151,090.60

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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.