Home / 989,007.53-1,365,005.14-581,109.29

Finding the Fourth Proportional to 989,007.53, 1,365,005.14 and 581,109.29

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Solution

The fourth proportional to 989,007.53, 1,365,005.14 and 581,109.29 is: 802,033.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,007.53 : 1,365,005.14 = 581,109.29 : x
  2. Step 2: Convert to fraction form
    989,007.53/1,365,005.14 = 581,109.29/x
  3. Step 3: Cross multiply
    989,007.53x = 1,365,005.14 × 581,109.29
  4. Step 4: Simplify right side
    989,007.53x = 793,217,167,751.75
  5. Step 5: Solve for x
    x = 793,217,167,751.75/989,007.53
  6. Step 6: Final answer
    x = 802,033.50

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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.