Home / 1,457,110.75-2,010,812.84-853,498.75

Finding the Fourth Proportional to 1,457,110.75, 2,010,812.84 and 853,498.75

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Solution

The fourth proportional to 1,457,110.75, 2,010,812.84 and 853,498.75 is: 1,177,828.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,110.75 : 2,010,812.84 = 853,498.75 : x
  2. Step 2: Convert to fraction form
    1,457,110.75/2,010,812.84 = 853,498.75/x
  3. Step 3: Cross multiply
    1,457,110.75x = 2,010,812.84 × 853,498.75
  4. Step 4: Simplify right side
    1,457,110.75x = 1,716,226,245,423.95
  5. Step 5: Solve for x
    x = 1,716,226,245,423.95/1,457,110.75
  6. Step 6: Final answer
    x = 1,177,828.28

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1.5x scale

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.