Home / 1,176,363.16-1,622,084.47-813,156.46

Finding the Fourth Proportional to 1,176,363.16, 1,622,084.47 and 813,156.46

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Solution

The fourth proportional to 1,176,363.16, 1,622,084.47 and 813,156.46 is: 1,121,259.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,363.16 : 1,622,084.47 = 813,156.46 : x
  2. Step 2: Convert to fraction form
    1,176,363.16/1,622,084.47 = 813,156.46/x
  3. Step 3: Cross multiply
    1,176,363.16x = 1,622,084.47 × 813,156.46
  4. Step 4: Simplify right side
    1,176,363.16x = 1,319,008,459,358.07
  5. Step 5: Solve for x
    x = 1,319,008,459,358.07/1,176,363.16
  6. Step 6: Final answer
    x = 1,121,259.58

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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.