Home / 1,168,329.50-1,612,294.80-631,785.50

Finding the Fourth Proportional to 1,168,329.50, 1,612,294.80 and 631,785.50

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Solution

The fourth proportional to 1,168,329.50, 1,612,294.80 and 631,785.50 is: 871,864.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,329.50 : 1,612,294.80 = 631,785.50 : x
  2. Step 2: Convert to fraction form
    1,168,329.50/1,612,294.80 = 631,785.50/x
  3. Step 3: Cross multiply
    1,168,329.50x = 1,612,294.80 × 631,785.50
  4. Step 4: Simplify right side
    1,168,329.50x = 1,018,624,476,365.40
  5. Step 5: Solve for x
    x = 1,018,624,476,365.40/1,168,329.50
  6. Step 6: Final answer
    x = 871,864.04

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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.