Home / 914,701.84-1,261,886.40-551,923.36

Finding the Fourth Proportional to 914,701.84, 1,261,886.40 and 551,923.36

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Solution

The fourth proportional to 914,701.84, 1,261,886.40 and 551,923.36 is: 761,411.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,701.84 : 1,261,886.40 = 551,923.36 : x
  2. Step 2: Convert to fraction form
    914,701.84/1,261,886.40 = 551,923.36/x
  3. Step 3: Cross multiply
    914,701.84x = 1,261,886.40 × 551,923.36
  4. Step 4: Simplify right side
    914,701.84x = 696,464,581,826.30
  5. Step 5: Solve for x
    x = 696,464,581,826.30/914,701.84
  6. Step 6: Final answer
    x = 761,411.59

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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.