Home / 1,340,603.64-2,011,038.30-442,054.44

Finding the Fourth Proportional to 1,340,603.64, 2,011,038.30 and 442,054.44

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Solution

The fourth proportional to 1,340,603.64, 2,011,038.30 and 442,054.44 is: 663,125.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,603.64 : 2,011,038.30 = 442,054.44 : x
  2. Step 2: Convert to fraction form
    1,340,603.64/2,011,038.30 = 442,054.44/x
  3. Step 3: Cross multiply
    1,340,603.64x = 2,011,038.30 × 442,054.44
  4. Step 4: Simplify right side
    1,340,603.64x = 888,988,409,525.05
  5. Step 5: Solve for x
    x = 888,988,409,525.05/1,340,603.64
  6. Step 6: Final answer
    x = 663,125.46

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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.