Home / 1,254,165.21-1,730,770.77-710,413.89

Finding the Fourth Proportional to 1,254,165.21, 1,730,770.77 and 710,413.89

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Solution

The fourth proportional to 1,254,165.21, 1,730,770.77 and 710,413.89 is: 980,384.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,165.21 : 1,730,770.77 = 710,413.89 : x
  2. Step 2: Convert to fraction form
    1,254,165.21/1,730,770.77 = 710,413.89/x
  3. Step 3: Cross multiply
    1,254,165.21x = 1,730,770.77 × 710,413.89
  4. Step 4: Simplify right side
    1,254,165.21x = 1,229,563,595,414.00
  5. Step 5: Solve for x
    x = 1,229,563,595,414.00/1,254,165.21
  6. Step 6: Final answer
    x = 980,384.07

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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.