Home / 2,909,315.15-4,363,964.51-1,310,005.79

Finding the Fourth Proportional to 2,909,315.15, 4,363,964.51 and 1,310,005.79

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Solution

The fourth proportional to 2,909,315.15, 4,363,964.51 and 1,310,005.79 is: 1,965,004.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909,315.15 : 4,363,964.51 = 1,310,005.79 : x
  2. Step 2: Convert to fraction form
    2,909,315.15/4,363,964.51 = 1,310,005.79/x
  3. Step 3: Cross multiply
    2,909,315.15x = 4,363,964.51 × 1,310,005.79
  4. Step 4: Simplify right side
    2,909,315.15x = 5,716,818,756,909.71
  5. Step 5: Solve for x
    x = 5,716,818,756,909.71/2,909,315.15
  6. Step 6: Final answer
    x = 1,965,004.98

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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.