Home / 1,077,111.20-1,614,889.20-603,941.60

Finding the Fourth Proportional to 1,077,111.20, 1,614,889.20 and 603,941.60

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Solution

The fourth proportional to 1,077,111.20, 1,614,889.20 and 603,941.60 is: 905,476.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,111.20 : 1,614,889.20 = 603,941.60 : x
  2. Step 2: Convert to fraction form
    1,077,111.20/1,614,889.20 = 603,941.60/x
  3. Step 3: Cross multiply
    1,077,111.20x = 1,614,889.20 × 603,941.60
  4. Step 4: Simplify right side
    1,077,111.20x = 975,298,767,270.72
  5. Step 5: Solve for x
    x = 975,298,767,270.72/1,077,111.20
  6. Step 6: Final answer
    x = 905,476.40

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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.