Home / 3,181,714.17-4,390,857.15-1,731,501.51

Finding the Fourth Proportional to 3,181,714.17, 4,390,857.15 and 1,731,501.51

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Solution

The fourth proportional to 3,181,714.17, 4,390,857.15 and 1,731,501.51 is: 2,389,521.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181,714.17 : 4,390,857.15 = 1,731,501.51 : x
  2. Step 2: Convert to fraction form
    3,181,714.17/4,390,857.15 = 1,731,501.51/x
  3. Step 3: Cross multiply
    3,181,714.17x = 4,390,857.15 × 1,731,501.51
  4. Step 4: Simplify right side
    3,181,714.17x = 7,602,775,762,460.45
  5. Step 5: Solve for x
    x = 7,602,775,762,460.45/3,181,714.17
  6. Step 6: Final answer
    x = 2,389,521.93

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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.