Home / 849,852.40-1,274,778.60-808,518.10

Finding the Fourth Proportional to 849,852.40, 1,274,778.60 and 808,518.10

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Solution

The fourth proportional to 849,852.40, 1,274,778.60 and 808,518.10 is: 1,212,777.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,852.40 : 1,274,778.60 = 808,518.10 : x
  2. Step 2: Convert to fraction form
    849,852.40/1,274,778.60 = 808,518.10/x
  3. Step 3: Cross multiply
    849,852.40x = 1,274,778.60 × 808,518.10
  4. Step 4: Simplify right side
    849,852.40x = 1,030,681,571,592.66
  5. Step 5: Solve for x
    x = 1,030,681,571,592.66/849,852.40
  6. Step 6: Final answer
    x = 1,212,777.15

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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.