Home / 1,448,053.79-2,172,431.85-437,115.35

Finding the Fourth Proportional to 1,448,053.79, 2,172,431.85 and 437,115.35

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Solution

The fourth proportional to 1,448,053.79, 2,172,431.85 and 437,115.35 is: 655,779.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,053.79 : 2,172,431.85 = 437,115.35 : x
  2. Step 2: Convert to fraction form
    1,448,053.79/2,172,431.85 = 437,115.35/x
  3. Step 3: Cross multiply
    1,448,053.79x = 2,172,431.85 × 437,115.35
  4. Step 4: Simplify right side
    1,448,053.79x = 949,603,303,090.83
  5. Step 5: Solve for x
    x = 949,603,303,090.83/1,448,053.79
  6. Step 6: Final answer
    x = 655,779.02

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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.