Home / 2,688,943.80-4,033,404.74-1,091,493.40

Finding the Fourth Proportional to 2,688,943.80, 4,033,404.74 and 1,091,493.40

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Solution

The fourth proportional to 2,688,943.80, 4,033,404.74 and 1,091,493.40 is: 1,637,235.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,943.80 : 4,033,404.74 = 1,091,493.40 : x
  2. Step 2: Convert to fraction form
    2,688,943.80/4,033,404.74 = 1,091,493.40/x
  3. Step 3: Cross multiply
    2,688,943.80x = 4,033,404.74 × 1,091,493.40
  4. Step 4: Simplify right side
    2,688,943.80x = 4,402,434,653,238.72
  5. Step 5: Solve for x
    x = 4,402,434,653,238.72/2,688,943.80
  6. Step 6: Final answer
    x = 1,637,235.65

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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.