Home / 1,252,207-1,878,605.36-997,004.80

Finding the Fourth Proportional to 1,252,207, 1,878,605.36 and 997,004.80

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Solution

The fourth proportional to 1,252,207, 1,878,605.36 and 997,004.80 is: 1,495,741.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,207 : 1,878,605.36 = 997,004.80 : x
  2. Step 2: Convert to fraction form
    1,252,207/1,878,605.36 = 997,004.80/x
  3. Step 3: Cross multiply
    1,252,207x = 1,878,605.36 × 997,004.80
  4. Step 4: Simplify right side
    1,252,207x = 1,872,978,561,225.73
  5. Step 5: Solve for x
    x = 1,872,978,561,225.73/1,252,207
  6. Step 6: Final answer
    x = 1,495,741.97

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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.