Home / 2,912,369.52-4,019,088.48-1,623,291.76

Finding the Fourth Proportional to 2,912,369.52, 4,019,088.48 and 1,623,291.76

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Solution

The fourth proportional to 2,912,369.52, 4,019,088.48 and 1,623,291.76 is: 2,240,152.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,369.52 : 4,019,088.48 = 1,623,291.76 : x
  2. Step 2: Convert to fraction form
    2,912,369.52/4,019,088.48 = 1,623,291.76/x
  3. Step 3: Cross multiply
    2,912,369.52x = 4,019,088.48 × 1,623,291.76
  4. Step 4: Simplify right side
    2,912,369.52x = 6,524,153,212,294.93
  5. Step 5: Solve for x
    x = 6,524,153,212,294.93/2,912,369.52
  6. Step 6: Final answer
    x = 2,240,152.96

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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.