Home / 2,011,978.08-2,776,483.68-1,106,575.20

Finding the Fourth Proportional to 2,011,978.08, 2,776,483.68 and 1,106,575.20

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Solution

The fourth proportional to 2,011,978.08, 2,776,483.68 and 1,106,575.20 is: 1,527,048.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,978.08 : 2,776,483.68 = 1,106,575.20 : x
  2. Step 2: Convert to fraction form
    2,011,978.08/2,776,483.68 = 1,106,575.20/x
  3. Step 3: Cross multiply
    2,011,978.08x = 2,776,483.68 × 1,106,575.20
  4. Step 4: Simplify right side
    2,011,978.08x = 3,072,387,983,492.74
  5. Step 5: Solve for x
    x = 3,072,387,983,492.74/2,011,978.08
  6. Step 6: Final answer
    x = 1,527,048.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.