Home / 2,109,814.59-2,911,541.04-1,142,948.73

Finding the Fourth Proportional to 2,109,814.59, 2,911,541.04 and 1,142,948.73

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Solution

The fourth proportional to 2,109,814.59, 2,911,541.04 and 1,142,948.73 is: 1,577,267.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,109,814.59 : 2,911,541.04 = 1,142,948.73 : x
  2. Step 2: Convert to fraction form
    2,109,814.59/2,911,541.04 = 1,142,948.73/x
  3. Step 3: Cross multiply
    2,109,814.59x = 2,911,541.04 × 1,142,948.73
  4. Step 4: Simplify right side
    2,109,814.59x = 3,327,742,134,010.88
  5. Step 5: Solve for x
    x = 3,327,742,134,010.88/2,109,814.59
  6. Step 6: Final answer
    x = 1,577,267.57

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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.