Home / 1,457,044.76-2,010,721.76-853,432.76

Finding the Fourth Proportional to 1,457,044.76, 2,010,721.76 and 853,432.76

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Solution

The fourth proportional to 1,457,044.76, 2,010,721.76 and 853,432.76 is: 1,177,737.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,044.76 : 2,010,721.76 = 853,432.76 : x
  2. Step 2: Convert to fraction form
    1,457,044.76/2,010,721.76 = 853,432.76/x
  3. Step 3: Cross multiply
    1,457,044.76x = 2,010,721.76 × 853,432.76
  4. Step 4: Simplify right side
    1,457,044.76x = 1,716,015,821,228.86
  5. Step 5: Solve for x
    x = 1,716,015,821,228.86/1,457,044.76
  6. Step 6: Final answer
    x = 1,177,737.20

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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.