Home / 1,036,638.83-1,430,072.47-606,652.76

Finding the Fourth Proportional to 1,036,638.83, 1,430,072.47 and 606,652.76

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Solution

The fourth proportional to 1,036,638.83, 1,430,072.47 and 606,652.76 is: 836,894.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,638.83 : 1,430,072.47 = 606,652.76 : x
  2. Step 2: Convert to fraction form
    1,036,638.83/1,430,072.47 = 606,652.76/x
  3. Step 3: Cross multiply
    1,036,638.83x = 1,430,072.47 × 606,652.76
  4. Step 4: Simplify right side
    1,036,638.83x = 867,557,410,925.52
  5. Step 5: Solve for x
    x = 867,557,410,925.52/1,036,638.83
  6. Step 6: Final answer
    x = 836,894.57

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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.