Home / 1,293,041.32-1,784,414.50-720,095.92

Finding the Fourth Proportional to 1,293,041.32, 1,784,414.50 and 720,095.92

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Solution

The fourth proportional to 1,293,041.32, 1,784,414.50 and 720,095.92 is: 993,742.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,041.32 : 1,784,414.50 = 720,095.92 : x
  2. Step 2: Convert to fraction form
    1,293,041.32/1,784,414.50 = 720,095.92/x
  3. Step 3: Cross multiply
    1,293,041.32x = 1,784,414.50 × 720,095.92
  4. Step 4: Simplify right side
    1,293,041.32x = 1,284,949,601,038.84
  5. Step 5: Solve for x
    x = 1,284,949,601,038.84/1,293,041.32
  6. Step 6: Final answer
    x = 993,742.10

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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.