Home / 1,603,406.16-2,405,330.12-538,752.40

Finding the Fourth Proportional to 1,603,406.16, 2,405,330.12 and 538,752.40

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Solution

The fourth proportional to 1,603,406.16, 2,405,330.12 and 538,752.40 is: 808,202.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,406.16 : 2,405,330.12 = 538,752.40 : x
  2. Step 2: Convert to fraction form
    1,603,406.16/2,405,330.12 = 538,752.40/x
  3. Step 3: Cross multiply
    1,603,406.16x = 2,405,330.12 × 538,752.40
  4. Step 4: Simplify right side
    1,603,406.16x = 1,295,877,374,942.29
  5. Step 5: Solve for x
    x = 1,295,877,374,942.29/1,603,406.16
  6. Step 6: Final answer
    x = 808,202.82

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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.