Home / 2,154,031.56-2,973,545.81-1,534,235.76

Finding the Fourth Proportional to 2,154,031.56, 2,973,545.81 and 1,534,235.76

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Solution

The fourth proportional to 2,154,031.56, 2,973,545.81 and 1,534,235.76 is: 2,117,944.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,031.56 : 2,973,545.81 = 1,534,235.76 : x
  2. Step 2: Convert to fraction form
    2,154,031.56/2,973,545.81 = 1,534,235.76/x
  3. Step 3: Cross multiply
    2,154,031.56x = 2,973,545.81 × 1,534,235.76
  4. Step 4: Simplify right side
    2,154,031.56x = 4,562,120,308,028.99
  5. Step 5: Solve for x
    x = 4,562,120,308,028.99/2,154,031.56
  6. Step 6: Final answer
    x = 2,117,944.97

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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.