Home / 1,553,483.60-2,330,302.20-806,987.60

Finding the Fourth Proportional to 1,553,483.60, 2,330,302.20 and 806,987.60

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Solution

The fourth proportional to 1,553,483.60, 2,330,302.20 and 806,987.60 is: 1,210,521.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,483.60 : 2,330,302.20 = 806,987.60 : x
  2. Step 2: Convert to fraction form
    1,553,483.60/2,330,302.20 = 806,987.60/x
  3. Step 3: Cross multiply
    1,553,483.60x = 2,330,302.20 × 806,987.60
  4. Step 4: Simplify right side
    1,553,483.60x = 1,880,524,979,652.72
  5. Step 5: Solve for x
    x = 1,880,524,979,652.72/1,553,483.60
  6. Step 6: Final answer
    x = 1,210,521.30

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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.