Home / 1,885,318.28-2,827,939.16-465,386.66

Finding the Fourth Proportional to 1,885,318.28, 2,827,939.16 and 465,386.66

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Solution

The fourth proportional to 1,885,318.28, 2,827,939.16 and 465,386.66 is: 698,070.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885,318.28 : 2,827,939.16 = 465,386.66 : x
  2. Step 2: Convert to fraction form
    1,885,318.28/2,827,939.16 = 465,386.66/x
  3. Step 3: Cross multiply
    1,885,318.28x = 2,827,939.16 × 465,386.66
  4. Step 4: Simplify right side
    1,885,318.28x = 1,316,085,160,355.61
  5. Step 5: Solve for x
    x = 1,316,085,160,355.61/1,885,318.28
  6. Step 6: Final answer
    x = 698,070.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.