Home / 1,450,707.84-2,001,824.28-838,764.72

Finding the Fourth Proportional to 1,450,707.84, 2,001,824.28 and 838,764.72

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Solution

The fourth proportional to 1,450,707.84, 2,001,824.28 and 838,764.72 is: 1,157,407.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,707.84 : 2,001,824.28 = 838,764.72 : x
  2. Step 2: Convert to fraction form
    1,450,707.84/2,001,824.28 = 838,764.72/x
  3. Step 3: Cross multiply
    1,450,707.84x = 2,001,824.28 × 838,764.72
  4. Step 4: Simplify right side
    1,450,707.84x = 1,679,059,581,703.40
  5. Step 5: Solve for x
    x = 1,679,059,581,703.40/1,450,707.84
  6. Step 6: Final answer
    x = 1,157,407.12

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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.