Home / 1,440,544.88-2,161,051.81-672,810.32

Finding the Fourth Proportional to 1,440,544.88, 2,161,051.81 and 672,810.32

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Solution

The fourth proportional to 1,440,544.88, 2,161,051.81 and 672,810.32 is: 1,009,325.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,544.88 : 2,161,051.81 = 672,810.32 : x
  2. Step 2: Convert to fraction form
    1,440,544.88/2,161,051.81 = 672,810.32/x
  3. Step 3: Cross multiply
    1,440,544.88x = 2,161,051.81 × 672,810.32
  4. Step 4: Simplify right side
    1,440,544.88x = 1,453,977,949,017.42
  5. Step 5: Solve for x
    x = 1,453,977,949,017.42/1,440,544.88
  6. Step 6: Final answer
    x = 1,009,325.00

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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.