Home / 1,779,428.92-2,455,612.98-963,638.92

Finding the Fourth Proportional to 1,779,428.92, 2,455,612.98 and 963,638.92

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Solution

The fourth proportional to 1,779,428.92, 2,455,612.98 and 963,638.92 is: 1,329,822.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,428.92 : 2,455,612.98 = 963,638.92 : x
  2. Step 2: Convert to fraction form
    1,779,428.92/2,455,612.98 = 963,638.92/x
  3. Step 3: Cross multiply
    1,779,428.92x = 2,455,612.98 × 963,638.92
  4. Step 4: Simplify right side
    1,779,428.92x = 2,366,324,239,985.18
  5. Step 5: Solve for x
    x = 2,366,324,239,985.18/1,779,428.92
  6. Step 6: Final answer
    x = 1,329,822.29

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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.