Home / 5,717,639.66-8,574,640.78-1,878,577.22

Finding the Fourth Proportional to 5,717,639.66, 8,574,640.78 and 1,878,577.22

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Solution

The fourth proportional to 5,717,639.66, 8,574,640.78 and 1,878,577.22 is: 2,817,268.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,717,639.66 : 8,574,640.78 = 1,878,577.22 : x
  2. Step 2: Convert to fraction form
    5,717,639.66/8,574,640.78 = 1,878,577.22/x
  3. Step 3: Cross multiply
    5,717,639.66x = 8,574,640.78 × 1,878,577.22
  4. Step 4: Simplify right side
    5,717,639.66x = 16,108,124,791,421.38
  5. Step 5: Solve for x
    x = 16,108,124,791,421.38/5,717,639.66
  6. Step 6: Final answer
    x = 2,817,268.27

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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.