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Finding the Fourth Proportional to 4,695,953.64, 7,041,051.72 and 1,998,742.92

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Solution

The fourth proportional to 4,695,953.64, 7,041,051.72 and 1,998,742.92 is: 2,996,889.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,695,953.64 : 7,041,051.72 = 1,998,742.92 : x
  2. Step 2: Convert to fraction form
    4,695,953.64/7,041,051.72 = 1,998,742.92/x
  3. Step 3: Cross multiply
    4,695,953.64x = 7,041,051.72 × 1,998,742.92
  4. Step 4: Simplify right side
    4,695,953.64x = 14,073,252,274,703.82
  5. Step 5: Solve for x
    x = 14,073,252,274,703.82/4,695,953.64
  6. Step 6: Final answer
    x = 2,996,889.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.