Home / 2,376,278.20-3,564,417.30-778,893.40

Finding the Fourth Proportional to 2,376,278.20, 3,564,417.30 and 778,893.40

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Solution

The fourth proportional to 2,376,278.20, 3,564,417.30 and 778,893.40 is: 1,168,340.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,376,278.20 : 3,564,417.30 = 778,893.40 : x
  2. Step 2: Convert to fraction form
    2,376,278.20/3,564,417.30 = 778,893.40/x
  3. Step 3: Cross multiply
    2,376,278.20x = 3,564,417.30 × 778,893.40
  4. Step 4: Simplify right side
    2,376,278.20x = 2,776,301,109,815.82
  5. Step 5: Solve for x
    x = 2,776,301,109,815.82/2,376,278.20
  6. Step 6: Final answer
    x = 1,168,340.10

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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.