Home / 4,678,883.04-7,018,994.70-1,440,695.28

Finding the Fourth Proportional to 4,678,883.04, 7,018,994.70 and 1,440,695.28

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Solution

The fourth proportional to 4,678,883.04, 7,018,994.70 and 1,440,695.28 is: 2,161,249.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678,883.04 : 7,018,994.70 = 1,440,695.28 : x
  2. Step 2: Convert to fraction form
    4,678,883.04/7,018,994.70 = 1,440,695.28/x
  3. Step 3: Cross multiply
    4,678,883.04x = 7,018,994.70 × 1,440,695.28
  4. Step 4: Simplify right side
    4,678,883.04x = 10,112,232,534,635.02
  5. Step 5: Solve for x
    x = 10,112,232,534,635.02/4,678,883.04
  6. Step 6: Final answer
    x = 2,161,249.27

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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.