Home / 1,087,333.80-1,631,259.90-525,906.60

Finding the Fourth Proportional to 1,087,333.80, 1,631,259.90 and 525,906.60

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Solution

The fourth proportional to 1,087,333.80, 1,631,259.90 and 525,906.60 is: 788,985.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,333.80 : 1,631,259.90 = 525,906.60 : x
  2. Step 2: Convert to fraction form
    1,087,333.80/1,631,259.90 = 525,906.60/x
  3. Step 3: Cross multiply
    1,087,333.80x = 1,631,259.90 × 525,906.60
  4. Step 4: Simplify right side
    1,087,333.80x = 857,890,347,725.34
  5. Step 5: Solve for x
    x = 857,890,347,725.34/1,087,333.80
  6. Step 6: Final answer
    x = 788,985.27

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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.