Home / 989,005.53-1,365,002.38-581,107.29

Finding the Fourth Proportional to 989,005.53, 1,365,002.38 and 581,107.29

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Solution

The fourth proportional to 989,005.53, 1,365,002.38 and 581,107.29 is: 802,030.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,005.53 : 1,365,002.38 = 581,107.29 : x
  2. Step 2: Convert to fraction form
    989,005.53/1,365,002.38 = 581,107.29/x
  3. Step 3: Cross multiply
    989,005.53x = 1,365,002.38 × 581,107.29
  4. Step 4: Simplify right side
    989,005.53x = 793,212,833,885.35
  5. Step 5: Solve for x
    x = 793,212,833,885.35/989,005.53
  6. Step 6: Final answer
    x = 802,030.74

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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.