Home / 1,457,586.60-2,186,379.90-1,398,537.60

Finding the Fourth Proportional to 1,457,586.60, 2,186,379.90 and 1,398,537.60

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Solution

The fourth proportional to 1,457,586.60, 2,186,379.90 and 1,398,537.60 is: 2,097,806.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,586.60 : 2,186,379.90 = 1,398,537.60 : x
  2. Step 2: Convert to fraction form
    1,457,586.60/2,186,379.90 = 1,398,537.60/x
  3. Step 3: Cross multiply
    1,457,586.60x = 2,186,379.90 × 1,398,537.60
  4. Step 4: Simplify right side
    1,457,586.60x = 3,057,734,498,034.24
  5. Step 5: Solve for x
    x = 3,057,734,498,034.24/1,457,586.60
  6. Step 6: Final answer
    x = 2,097,806.40

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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.