Home / 1,719,872.64-2,579,800.86-440,477.64

Finding the Fourth Proportional to 1,719,872.64, 2,579,800.86 and 440,477.64

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Solution

The fourth proportional to 1,719,872.64, 2,579,800.86 and 440,477.64 is: 660,714.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,872.64 : 2,579,800.86 = 440,477.64 : x
  2. Step 2: Convert to fraction form
    1,719,872.64/2,579,800.86 = 440,477.64/x
  3. Step 3: Cross multiply
    1,719,872.64x = 2,579,800.86 × 440,477.64
  4. Step 4: Simplify right side
    1,719,872.64x = 1,136,344,594,482.77
  5. Step 5: Solve for x
    x = 1,136,344,594,482.77/1,719,872.64
  6. Step 6: Final answer
    x = 660,714.39

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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.