Home / 1,384,025.55-2,076,038.33-1,330,881.45

Finding the Fourth Proportional to 1,384,025.55, 2,076,038.33 and 1,330,881.45

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Solution

The fourth proportional to 1,384,025.55, 2,076,038.33 and 1,330,881.45 is: 1,996,322.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,025.55 : 2,076,038.33 = 1,330,881.45 : x
  2. Step 2: Convert to fraction form
    1,384,025.55/2,076,038.33 = 1,330,881.45/x
  3. Step 3: Cross multiply
    1,384,025.55x = 2,076,038.33 × 1,330,881.45
  4. Step 4: Simplify right side
    1,384,025.55x = 2,762,960,896,231.57
  5. Step 5: Solve for x
    x = 2,762,960,896,231.57/1,384,025.55
  6. Step 6: Final answer
    x = 1,996,322.18

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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.