Home / 1,120,038.60-1,684,205.10-937,561.80

Finding the Fourth Proportional to 1,120,038.60, 1,684,205.10 and 937,561.80

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Solution

The fourth proportional to 1,120,038.60, 1,684,205.10 and 937,561.80 is: 1,409,814.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,038.60 : 1,684,205.10 = 937,561.80 : x
  2. Step 2: Convert to fraction form
    1,120,038.60/1,684,205.10 = 937,561.80/x
  3. Step 3: Cross multiply
    1,120,038.60x = 1,684,205.10 × 937,561.80
  4. Step 4: Simplify right side
    1,120,038.60x = 1,579,046,365,125.18
  5. Step 5: Solve for x
    x = 1,579,046,365,125.18/1,120,038.60
  6. Step 6: Final answer
    x = 1,409,814.24

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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.