Home / 2,956,088.36-4,081,419.02-1,912,040.34

Finding the Fourth Proportional to 2,956,088.36, 4,081,419.02 and 1,912,040.34

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Solution

The fourth proportional to 2,956,088.36, 4,081,419.02 and 1,912,040.34 is: 2,639,920.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956,088.36 : 4,081,419.02 = 1,912,040.34 : x
  2. Step 2: Convert to fraction form
    2,956,088.36/4,081,419.02 = 1,912,040.34/x
  3. Step 3: Cross multiply
    2,956,088.36x = 4,081,419.02 × 1,912,040.34
  4. Step 4: Simplify right side
    2,956,088.36x = 7,803,837,810,683.27
  5. Step 5: Solve for x
    x = 7,803,837,810,683.27/2,956,088.36
  6. Step 6: Final answer
    x = 2,639,920.35

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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.