Home / 763,953.84-1,150,501.05-695,853.72

Finding the Fourth Proportional to 763,953.84, 1,150,501.05 and 695,853.72

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Solution

The fourth proportional to 763,953.84, 1,150,501.05 and 695,853.72 is: 1,047,943.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,953.84 : 1,150,501.05 = 695,853.72 : x
  2. Step 2: Convert to fraction form
    763,953.84/1,150,501.05 = 695,853.72/x
  3. Step 3: Cross multiply
    763,953.84x = 1,150,501.05 × 695,853.72
  4. Step 4: Simplify right side
    763,953.84x = 800,580,435,506.41
  5. Step 5: Solve for x
    x = 800,580,435,506.41/763,953.84
  6. Step 6: Final answer
    x = 1,047,943.47

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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.