Home / 1,036,639.40-1,430,073.30-606,653.48

Finding the Fourth Proportional to 1,036,639.40, 1,430,073.30 and 606,653.48

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Solution

The fourth proportional to 1,036,639.40, 1,430,073.30 and 606,653.48 is: 836,895.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,639.40 : 1,430,073.30 = 606,653.48 : x
  2. Step 2: Convert to fraction form
    1,036,639.40/1,430,073.30 = 606,653.48/x
  3. Step 3: Cross multiply
    1,036,639.40x = 1,430,073.30 × 606,653.48
  4. Step 4: Simplify right side
    1,036,639.40x = 867,558,944,100.08
  5. Step 5: Solve for x
    x = 867,558,944,100.08/1,036,639.40
  6. Step 6: Final answer
    x = 836,895.59

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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.