Home / 2,172,826.42-2,999,051.64-1,484,776.78

Finding the Fourth Proportional to 2,172,826.42, 2,999,051.64 and 1,484,776.78

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Solution

The fourth proportional to 2,172,826.42, 2,999,051.64 and 1,484,776.78 is: 2,049,368.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,826.42 : 2,999,051.64 = 1,484,776.78 : x
  2. Step 2: Convert to fraction form
    2,172,826.42/2,999,051.64 = 1,484,776.78/x
  3. Step 3: Cross multiply
    2,172,826.42x = 2,999,051.64 × 1,484,776.78
  4. Step 4: Simplify right side
    2,172,826.42x = 4,452,922,229,595.29
  5. Step 5: Solve for x
    x = 4,452,922,229,595.29/2,172,826.42
  6. Step 6: Final answer
    x = 2,049,368.60

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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.