Home / 2,676,095.80-4,014,143.70-1,878,278.20

Finding the Fourth Proportional to 2,676,095.80, 4,014,143.70 and 1,878,278.20

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Solution

The fourth proportional to 2,676,095.80, 4,014,143.70 and 1,878,278.20 is: 2,817,417.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676,095.80 : 4,014,143.70 = 1,878,278.20 : x
  2. Step 2: Convert to fraction form
    2,676,095.80/4,014,143.70 = 1,878,278.20/x
  3. Step 3: Cross multiply
    2,676,095.80x = 4,014,143.70 × 1,878,278.20
  4. Step 4: Simplify right side
    2,676,095.80x = 7,539,678,603,377.34
  5. Step 5: Solve for x
    x = 7,539,678,603,377.34/2,676,095.80
  6. Step 6: Final answer
    x = 2,817,417.30

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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.