Home / 1,407,460.17-1,942,502.56-891,261.20

Finding the Fourth Proportional to 1,407,460.17, 1,942,502.56 and 891,261.20

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Solution

The fourth proportional to 1,407,460.17, 1,942,502.56 and 891,261.20 is: 1,230,071.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,460.17 : 1,942,502.56 = 891,261.20 : x
  2. Step 2: Convert to fraction form
    1,407,460.17/1,942,502.56 = 891,261.20/x
  3. Step 3: Cross multiply
    1,407,460.17x = 1,942,502.56 × 891,261.20
  4. Step 4: Simplify right side
    1,407,460.17x = 1,731,277,162,628.67
  5. Step 5: Solve for x
    x = 1,731,277,162,628.67/1,407,460.17
  6. Step 6: Final answer
    x = 1,230,071.87

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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.