Home / 2,191,238.04-3,023,902.14-1,211,170.52

Finding the Fourth Proportional to 2,191,238.04, 3,023,902.14 and 1,211,170.52

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Solution

The fourth proportional to 2,191,238.04, 3,023,902.14 and 1,211,170.52 is: 1,671,411.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,238.04 : 3,023,902.14 = 1,211,170.52 : x
  2. Step 2: Convert to fraction form
    2,191,238.04/3,023,902.14 = 1,211,170.52/x
  3. Step 3: Cross multiply
    2,191,238.04x = 3,023,902.14 × 1,211,170.52
  4. Step 4: Simplify right side
    2,191,238.04x = 3,662,461,127,332.91
  5. Step 5: Solve for x
    x = 3,662,461,127,332.91/2,191,238.04
  6. Step 6: Final answer
    x = 1,671,411.80

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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.