Home / 1,880,496.11-2,595,011.86-1,021,036.70

Finding the Fourth Proportional to 1,880,496.11, 2,595,011.86 and 1,021,036.70

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Solution

The fourth proportional to 1,880,496.11, 2,595,011.86 and 1,021,036.70 is: 1,408,991.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880,496.11 : 2,595,011.86 = 1,021,036.70 : x
  2. Step 2: Convert to fraction form
    1,880,496.11/2,595,011.86 = 1,021,036.70/x
  3. Step 3: Cross multiply
    1,880,496.11x = 2,595,011.86 × 1,021,036.70
  4. Step 4: Simplify right side
    1,880,496.11x = 2,649,602,345,995.26
  5. Step 5: Solve for x
    x = 2,649,602,345,995.26/1,880,496.11
  6. Step 6: Final answer
    x = 1,408,991.13

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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.