Home / 1,547,589.60-2,321,384.40-1,281,650.40

Finding the Fourth Proportional to 1,547,589.60, 2,321,384.40 and 1,281,650.40

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Solution

The fourth proportional to 1,547,589.60, 2,321,384.40 and 1,281,650.40 is: 1,922,475.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,589.60 : 2,321,384.40 = 1,281,650.40 : x
  2. Step 2: Convert to fraction form
    1,547,589.60/2,321,384.40 = 1,281,650.40/x
  3. Step 3: Cross multiply
    1,547,589.60x = 2,321,384.40 × 1,281,650.40
  4. Step 4: Simplify right side
    1,547,589.60x = 2,975,203,244,813.76
  5. Step 5: Solve for x
    x = 2,975,203,244,813.76/1,547,589.60
  6. Step 6: Final answer
    x = 1,922,475.60

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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.