Home / 1,256,559.16-1,893,222.68-1,136,749.66

Finding the Fourth Proportional to 1,256,559.16, 1,893,222.68 and 1,136,749.66

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Solution

The fourth proportional to 1,256,559.16, 1,893,222.68 and 1,136,749.66 is: 1,712,709.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,559.16 : 1,893,222.68 = 1,136,749.66 : x
  2. Step 2: Convert to fraction form
    1,256,559.16/1,893,222.68 = 1,136,749.66/x
  3. Step 3: Cross multiply
    1,256,559.16x = 1,893,222.68 × 1,136,749.66
  4. Step 4: Simplify right side
    1,256,559.16x = 2,152,120,235,903.11
  5. Step 5: Solve for x
    x = 2,152,120,235,903.11/1,256,559.16
  6. Step 6: Final answer
    x = 1,712,709.05

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.