Home / 1,836,207.76-2,533,980.69-1,020,487.94

Finding the Fourth Proportional to 1,836,207.76, 2,533,980.69 and 1,020,487.94

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Solution

The fourth proportional to 1,836,207.76, 2,533,980.69 and 1,020,487.94 is: 1,408,281.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836,207.76 : 2,533,980.69 = 1,020,487.94 : x
  2. Step 2: Convert to fraction form
    1,836,207.76/2,533,980.69 = 1,020,487.94/x
  3. Step 3: Cross multiply
    1,836,207.76x = 2,533,980.69 × 1,020,487.94
  4. Step 4: Simplify right side
    1,836,207.76x = 2,585,896,729,235.44
  5. Step 5: Solve for x
    x = 2,585,896,729,235.44/1,836,207.76
  6. Step 6: Final answer
    x = 1,408,281.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.