Home / 1,618,254.45-2,430,006.08-1,088,125.65

Finding the Fourth Proportional to 1,618,254.45, 2,430,006.08 and 1,088,125.65

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Solution

The fourth proportional to 1,618,254.45, 2,430,006.08 and 1,088,125.65 is: 1,633,953.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,254.45 : 2,430,006.08 = 1,088,125.65 : x
  2. Step 2: Convert to fraction form
    1,618,254.45/2,430,006.08 = 1,088,125.65/x
  3. Step 3: Cross multiply
    1,618,254.45x = 2,430,006.08 × 1,088,125.65
  4. Step 4: Simplify right side
    1,618,254.45x = 2,644,151,939,863.32
  5. Step 5: Solve for x
    x = 2,644,151,939,863.32/1,618,254.45
  6. Step 6: Final answer
    x = 1,633,953.14

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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.