Home / 1,415,433.57-1,953,353.63-803,643.27

Finding the Fourth Proportional to 1,415,433.57, 1,953,353.63 and 803,643.27

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Solution

The fourth proportional to 1,415,433.57, 1,953,353.63 and 803,643.27 is: 1,109,059.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,433.57 : 1,953,353.63 = 803,643.27 : x
  2. Step 2: Convert to fraction form
    1,415,433.57/1,953,353.63 = 803,643.27/x
  3. Step 3: Cross multiply
    1,415,433.57x = 1,953,353.63 × 803,643.27
  4. Step 4: Simplify right side
    1,415,433.57x = 1,569,799,501,986.43
  5. Step 5: Solve for x
    x = 1,569,799,501,986.43/1,415,433.57
  6. Step 6: Final answer
    x = 1,109,059.11

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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.