Home / 737,511.40-1,105,100.70-618,538.60

Finding the Fourth Proportional to 737,511.40, 1,105,100.70 and 618,538.60

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Solution

The fourth proportional to 737,511.40, 1,105,100.70 and 618,538.60 is: 926,829.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,511.40 : 1,105,100.70 = 618,538.60 : x
  2. Step 2: Convert to fraction form
    737,511.40/1,105,100.70 = 618,538.60/x
  3. Step 3: Cross multiply
    737,511.40x = 1,105,100.70 × 618,538.60
  4. Step 4: Simplify right side
    737,511.40x = 683,547,439,837.02
  5. Step 5: Solve for x
    x = 683,547,439,837.02/737,511.40
  6. Step 6: Final answer
    x = 926,829.66

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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.