Home / 2,421,703-3,342,270.90-1,564,755.40

Finding the Fourth Proportional to 2,421,703, 3,342,270.90 and 1,564,755.40

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Solution

The fourth proportional to 2,421,703, 3,342,270.90 and 1,564,755.40 is: 2,159,569.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421,703 : 3,342,270.90 = 1,564,755.40 : x
  2. Step 2: Convert to fraction form
    2,421,703/3,342,270.90 = 1,564,755.40/x
  3. Step 3: Cross multiply
    2,421,703x = 3,342,270.90 × 1,564,755.40
  4. Step 4: Simplify right side
    2,421,703x = 5,229,836,439,037.86
  5. Step 5: Solve for x
    x = 5,229,836,439,037.86/2,421,703
  6. Step 6: Final answer
    x = 2,159,569.71

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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.