Home / 1,457,458.20-2,186,187.30-1,303,930.80

Finding the Fourth Proportional to 1,457,458.20, 2,186,187.30 and 1,303,930.80

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Solution

The fourth proportional to 1,457,458.20, 2,186,187.30 and 1,303,930.80 is: 1,955,896.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,458.20 : 2,186,187.30 = 1,303,930.80 : x
  2. Step 2: Convert to fraction form
    1,457,458.20/2,186,187.30 = 1,303,930.80/x
  3. Step 3: Cross multiply
    1,457,458.20x = 2,186,187.30 × 1,303,930.80
  4. Step 4: Simplify right side
    1,457,458.20x = 2,850,636,955,038.84
  5. Step 5: Solve for x
    x = 2,850,636,955,038.84/1,457,458.20
  6. Step 6: Final answer
    x = 1,955,896.20

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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.