Home / 1,604,298.78-2,406,422.52-389,885.22

Finding the Fourth Proportional to 1,604,298.78, 2,406,422.52 and 389,885.22

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Solution

The fourth proportional to 1,604,298.78, 2,406,422.52 and 389,885.22 is: 584,821.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,298.78 : 2,406,422.52 = 389,885.22 : x
  2. Step 2: Convert to fraction form
    1,604,298.78/2,406,422.52 = 389,885.22/x
  3. Step 3: Cross multiply
    1,604,298.78x = 2,406,422.52 × 389,885.22
  4. Step 4: Simplify right side
    1,604,298.78x = 938,228,573,623.15
  5. Step 5: Solve for x
    x = 938,228,573,623.15/1,604,298.78
  6. Step 6: Final answer
    x = 584,821.60

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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.