Home / 1,881,247.76-2,596,140.96-1,021,824.80

Finding the Fourth Proportional to 1,881,247.76, 2,596,140.96 and 1,021,824.80

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Solution

The fourth proportional to 1,881,247.76, 2,596,140.96 and 1,021,824.80 is: 1,410,128.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,247.76 : 2,596,140.96 = 1,021,824.80 : x
  2. Step 2: Convert to fraction form
    1,881,247.76/2,596,140.96 = 1,021,824.80/x
  3. Step 3: Cross multiply
    1,881,247.76x = 2,596,140.96 × 1,021,824.80
  4. Step 4: Simplify right side
    1,881,247.76x = 2,652,801,217,223.81
  5. Step 5: Solve for x
    x = 2,652,801,217,223.81/1,881,247.76
  6. Step 6: Final answer
    x = 1,410,128.57

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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.