Home / 755,913.84-1,133,872.32-709,724.40

Finding the Fourth Proportional to 755,913.84, 1,133,872.32 and 709,724.40

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Solution

The fourth proportional to 755,913.84, 1,133,872.32 and 709,724.40 is: 1,064,588.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,913.84 : 1,133,872.32 = 709,724.40 : x
  2. Step 2: Convert to fraction form
    755,913.84/1,133,872.32 = 709,724.40/x
  3. Step 3: Cross multiply
    755,913.84x = 1,133,872.32 × 709,724.40
  4. Step 4: Simplify right side
    755,913.84x = 804,736,851,988.61
  5. Step 5: Solve for x
    x = 804,736,851,988.61/755,913.84
  6. Step 6: Final answer
    x = 1,064,588.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.