Home / 2,943,210.15-4,129,942.05-2,943,210.15

Finding the Fourth Proportional to 2,943,210.15, 4,129,942.05 and 2,943,210.15

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Solution

The fourth proportional to 2,943,210.15, 4,129,942.05 and 2,943,210.15 is: 4,129,942.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943,210.15 : 4,129,942.05 = 2,943,210.15 : x
  2. Step 2: Convert to fraction form
    2,943,210.15/4,129,942.05 = 2,943,210.15/x
  3. Step 3: Cross multiply
    2,943,210.15x = 4,129,942.05 × 2,943,210.15
  4. Step 4: Simplify right side
    2,943,210.15x = 12,155,287,360,471.81
  5. Step 5: Solve for x
    x = 12,155,287,360,471.81/2,943,210.15
  6. Step 6: Final answer
    x = 4,129,942.05

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.