Home / 2,079,830.40-3,116,246.40-1,953,859.20

Finding the Fourth Proportional to 2,079,830.40, 3,116,246.40 and 1,953,859.20

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Solution

The fourth proportional to 2,079,830.40, 3,116,246.40 and 1,953,859.20 is: 2,927,501.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,830.40 : 3,116,246.40 = 1,953,859.20 : x
  2. Step 2: Convert to fraction form
    2,079,830.40/3,116,246.40 = 1,953,859.20/x
  3. Step 3: Cross multiply
    2,079,830.40x = 3,116,246.40 × 1,953,859.20
  4. Step 4: Simplify right side
    2,079,830.40x = 6,088,706,698,106.88
  5. Step 5: Solve for x
    x = 6,088,706,698,106.88/2,079,830.40
  6. Step 6: Final answer
    x = 2,927,501.54

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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.