Home / 1,891,246.76-2,609,814.20-1,075,648.85

Finding the Fourth Proportional to 1,891,246.76, 2,609,814.20 and 1,075,648.85

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Solution

The fourth proportional to 1,891,246.76, 2,609,814.20 and 1,075,648.85 is: 1,484,334.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,246.76 : 2,609,814.20 = 1,075,648.85 : x
  2. Step 2: Convert to fraction form
    1,891,246.76/2,609,814.20 = 1,075,648.85/x
  3. Step 3: Cross multiply
    1,891,246.76x = 2,609,814.20 × 1,075,648.85
  4. Step 4: Simplify right side
    1,891,246.76x = 2,807,243,642,943.67
  5. Step 5: Solve for x
    x = 2,807,243,642,943.67/1,891,246.76
  6. Step 6: Final answer
    x = 1,484,334.94

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Double scale
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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.