Home / 1,384,125.30-2,076,187.95-1,006,211.70

Finding the Fourth Proportional to 1,384,125.30, 2,076,187.95 and 1,006,211.70

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Solution

The fourth proportional to 1,384,125.30, 2,076,187.95 and 1,006,211.70 is: 1,509,317.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,125.30 : 2,076,187.95 = 1,006,211.70 : x
  2. Step 2: Convert to fraction form
    1,384,125.30/2,076,187.95 = 1,006,211.70/x
  3. Step 3: Cross multiply
    1,384,125.30x = 2,076,187.95 × 1,006,211.70
  4. Step 4: Simplify right side
    1,384,125.30x = 2,089,084,606,689.02
  5. Step 5: Solve for x
    x = 2,089,084,606,689.02/1,384,125.30
  6. Step 6: Final answer
    x = 1,509,317.55

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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.