Home / 1,164,136-1,606,265.76-680,606.32

Finding the Fourth Proportional to 1,164,136, 1,606,265.76 and 680,606.32

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Solution

The fourth proportional to 1,164,136, 1,606,265.76 and 680,606.32 is: 939,095.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164,136 : 1,606,265.76 = 680,606.32 : x
  2. Step 2: Convert to fraction form
    1,164,136/1,606,265.76 = 680,606.32/x
  3. Step 3: Cross multiply
    1,164,136x = 1,606,265.76 × 680,606.32
  4. Step 4: Simplify right side
    1,164,136x = 1,093,234,627,855.60
  5. Step 5: Solve for x
    x = 1,093,234,627,855.60/1,164,136
  6. Step 6: Final answer
    x = 939,095.28

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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.