Home / 1,477,420.56-2,038,361.76-903,862.80

Finding the Fourth Proportional to 1,477,420.56, 2,038,361.76 and 903,862.80

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Solution

The fourth proportional to 1,477,420.56, 2,038,361.76 and 903,862.80 is: 1,247,037.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,420.56 : 2,038,361.76 = 903,862.80 : x
  2. Step 2: Convert to fraction form
    1,477,420.56/2,038,361.76 = 903,862.80/x
  3. Step 3: Cross multiply
    1,477,420.56x = 2,038,361.76 × 903,862.80
  4. Step 4: Simplify right side
    1,477,420.56x = 1,842,399,367,806.53
  5. Step 5: Solve for x
    x = 1,842,399,367,806.53/1,477,420.56
  6. Step 6: Final answer
    x = 1,247,037.86

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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.