Home / 1,087,674.60-1,631,511.90-556,233.60

Finding the Fourth Proportional to 1,087,674.60, 1,631,511.90 and 556,233.60

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Solution

The fourth proportional to 1,087,674.60, 1,631,511.90 and 556,233.60 is: 834,350.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,674.60 : 1,631,511.90 = 556,233.60 : x
  2. Step 2: Convert to fraction form
    1,087,674.60/1,631,511.90 = 556,233.60/x
  3. Step 3: Cross multiply
    1,087,674.60x = 1,631,511.90 × 556,233.60
  4. Step 4: Simplify right side
    1,087,674.60x = 907,501,737,579.84
  5. Step 5: Solve for x
    x = 907,501,737,579.84/1,087,674.60
  6. Step 6: Final answer
    x = 834,350.40

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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.