Home / 3,934,001.10-5,429,089.07-2,191,669.50

Finding the Fourth Proportional to 3,934,001.10, 5,429,089.07 and 2,191,669.50

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Solution

The fourth proportional to 3,934,001.10, 5,429,089.07 and 2,191,669.50 is: 3,024,597.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,934,001.10 : 5,429,089.07 = 2,191,669.50 : x
  2. Step 2: Convert to fraction form
    3,934,001.10/5,429,089.07 = 2,191,669.50/x
  3. Step 3: Cross multiply
    3,934,001.10x = 5,429,089.07 × 2,191,669.50
  4. Step 4: Simplify right side
    3,934,001.10x = 11,898,768,927,502.37
  5. Step 5: Solve for x
    x = 11,898,768,927,502.37/3,934,001.10
  6. Step 6: Final answer
    x = 3,024,597.25

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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.