Home / 1,473,116.82-2,032,881.15-828,536.76

Finding the Fourth Proportional to 1,473,116.82, 2,032,881.15 and 828,536.76

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Solution

The fourth proportional to 1,473,116.82, 2,032,881.15 and 828,536.76 is: 1,143,369.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473,116.82 : 2,032,881.15 = 828,536.76 : x
  2. Step 2: Convert to fraction form
    1,473,116.82/2,032,881.15 = 828,536.76/x
  3. Step 3: Cross multiply
    1,473,116.82x = 2,032,881.15 × 828,536.76
  4. Step 4: Simplify right side
    1,473,116.82x = 1,684,316,761,486.07
  5. Step 5: Solve for x
    x = 1,684,316,761,486.07/1,473,116.82
  6. Step 6: Final answer
    x = 1,143,369.45

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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.