Home / 1,769,938.38-2,657,557.47-1,012,633.74

Finding the Fourth Proportional to 1,769,938.38, 2,657,557.47 and 1,012,633.74

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Solution

The fourth proportional to 1,769,938.38, 2,657,557.47 and 1,012,633.74 is: 1,520,466.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,938.38 : 2,657,557.47 = 1,012,633.74 : x
  2. Step 2: Convert to fraction form
    1,769,938.38/2,657,557.47 = 1,012,633.74/x
  3. Step 3: Cross multiply
    1,769,938.38x = 2,657,557.47 × 1,012,633.74
  4. Step 4: Simplify right side
    1,769,938.38x = 2,691,132,360,111.04
  5. Step 5: Solve for x
    x = 2,691,132,360,111.04/1,769,938.38
  6. Step 6: Final answer
    x = 1,520,466.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.