Home / 1,426,950.45-2,138,180.69-1,103,530.28

Finding the Fourth Proportional to 1,426,950.45, 2,138,180.69 and 1,103,530.28

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Solution

The fourth proportional to 1,426,950.45, 2,138,180.69 and 1,103,530.28 is: 1,653,559.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,950.45 : 2,138,180.69 = 1,103,530.28 : x
  2. Step 2: Convert to fraction form
    1,426,950.45/2,138,180.69 = 1,103,530.28/x
  3. Step 3: Cross multiply
    1,426,950.45x = 2,138,180.69 × 1,103,530.28
  4. Step 4: Simplify right side
    1,426,950.45x = 2,359,547,139,621.48
  5. Step 5: Solve for x
    x = 2,359,547,139,621.48/1,426,950.45
  6. Step 6: Final answer
    x = 1,653,559.27

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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.