Home / 2,669,784.40-4,002,907.80-1,472,280.40

Finding the Fourth Proportional to 2,669,784.40, 4,002,907.80 and 1,472,280.40

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Solution

The fourth proportional to 2,669,784.40, 4,002,907.80 and 1,472,280.40 is: 2,207,445.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669,784.40 : 4,002,907.80 = 1,472,280.40 : x
  2. Step 2: Convert to fraction form
    2,669,784.40/4,002,907.80 = 1,472,280.40/x
  3. Step 3: Cross multiply
    2,669,784.40x = 4,002,907.80 × 1,472,280.40
  4. Step 4: Simplify right side
    2,669,784.40x = 5,893,402,696,947.12
  5. Step 5: Solve for x
    x = 5,893,402,696,947.12/2,669,784.40
  6. Step 6: Final answer
    x = 2,207,445.18

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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.