Home / 1,637,153.82-2,259,341.96-912,000.66

Finding the Fourth Proportional to 1,637,153.82, 2,259,341.96 and 912,000.66

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Solution

The fourth proportional to 1,637,153.82, 2,259,341.96 and 912,000.66 is: 1,258,599.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,153.82 : 2,259,341.96 = 912,000.66 : x
  2. Step 2: Convert to fraction form
    1,637,153.82/2,259,341.96 = 912,000.66/x
  3. Step 3: Cross multiply
    1,637,153.82x = 2,259,341.96 × 912,000.66
  4. Step 4: Simplify right side
    1,637,153.82x = 2,060,521,358,685.69
  5. Step 5: Solve for x
    x = 2,060,521,358,685.69/1,637,153.82
  6. Step 6: Final answer
    x = 1,258,599.73

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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.