Home / 1,815,038.40-2,718,410.40-1,068,542.40

Finding the Fourth Proportional to 1,815,038.40, 2,718,410.40 and 1,068,542.40

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Solution

The fourth proportional to 1,815,038.40, 2,718,410.40 and 1,068,542.40 is: 1,600,372.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,038.40 : 2,718,410.40 = 1,068,542.40 : x
  2. Step 2: Convert to fraction form
    1,815,038.40/2,718,410.40 = 1,068,542.40/x
  3. Step 3: Cross multiply
    1,815,038.40x = 2,718,410.40 × 1,068,542.40
  4. Step 4: Simplify right side
    1,815,038.40x = 2,904,736,773,000.96
  5. Step 5: Solve for x
    x = 2,904,736,773,000.96/1,815,038.40
  6. Step 6: Final answer
    x = 1,600,372.08

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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.