Home / 1,014,277.20-1,521,415.80-615,368.40

Finding the Fourth Proportional to 1,014,277.20, 1,521,415.80 and 615,368.40

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Solution

The fourth proportional to 1,014,277.20, 1,521,415.80 and 615,368.40 is: 923,052.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,277.20 : 1,521,415.80 = 615,368.40 : x
  2. Step 2: Convert to fraction form
    1,014,277.20/1,521,415.80 = 615,368.40/x
  3. Step 3: Cross multiply
    1,014,277.20x = 1,521,415.80 × 615,368.40
  4. Step 4: Simplify right side
    1,014,277.20x = 936,231,206,580.72
  5. Step 5: Solve for x
    x = 936,231,206,580.72/1,014,277.20
  6. Step 6: Final answer
    x = 923,052.60

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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.