Home / 1,660,390.63-2,490,785.45-1,569,588.97

Finding the Fourth Proportional to 1,660,390.63, 2,490,785.45 and 1,569,588.97

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Solution

The fourth proportional to 1,660,390.63, 2,490,785.45 and 1,569,588.97 is: 2,354,572.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,390.63 : 2,490,785.45 = 1,569,588.97 : x
  2. Step 2: Convert to fraction form
    1,660,390.63/2,490,785.45 = 1,569,588.97/x
  3. Step 3: Cross multiply
    1,660,390.63x = 2,490,785.45 × 1,569,588.97
  4. Step 4: Simplify right side
    1,660,390.63x = 3,909,509,368,956.49
  5. Step 5: Solve for x
    x = 3,909,509,368,956.49/1,660,390.63
  6. Step 6: Final answer
    x = 2,354,572.05

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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.