Home / 1,001,622.84-1,381,805.10-662,564.28

Finding the Fourth Proportional to 1,001,622.84, 1,381,805.10 and 662,564.28

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Solution

The fourth proportional to 1,001,622.84, 1,381,805.10 and 662,564.28 is: 914,051.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,622.84 : 1,381,805.10 = 662,564.28 : x
  2. Step 2: Convert to fraction form
    1,001,622.84/1,381,805.10 = 662,564.28/x
  3. Step 3: Cross multiply
    1,001,622.84x = 1,381,805.10 × 662,564.28
  4. Step 4: Simplify right side
    1,001,622.84x = 915,534,701,181.83
  5. Step 5: Solve for x
    x = 915,534,701,181.83/1,001,622.84
  6. Step 6: Final answer
    x = 914,051.34

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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.