Home / 4,618,124.80-6,927,187.20-1,422,966.40

Finding the Fourth Proportional to 4,618,124.80, 6,927,187.20 and 1,422,966.40

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Solution

The fourth proportional to 4,618,124.80, 6,927,187.20 and 1,422,966.40 is: 2,134,449.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,618,124.80 : 6,927,187.20 = 1,422,966.40 : x
  2. Step 2: Convert to fraction form
    4,618,124.80/6,927,187.20 = 1,422,966.40/x
  3. Step 3: Cross multiply
    4,618,124.80x = 6,927,187.20 × 1,422,966.40
  4. Step 4: Simplify right side
    4,618,124.80x = 9,857,154,632,110.08
  5. Step 5: Solve for x
    x = 9,857,154,632,110.08/4,618,124.80
  6. Step 6: Final answer
    x = 2,134,449.60

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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.