Home / 1,485,117.29-2,041,582.81-1,277,628.50

Finding the Fourth Proportional to 1,485,117.29, 2,041,582.81 and 1,277,628.50

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Solution

The fourth proportional to 1,485,117.29, 2,041,582.81 and 1,277,628.50 is: 1,756,349.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,117.29 : 2,041,582.81 = 1,277,628.50 : x
  2. Step 2: Convert to fraction form
    1,485,117.29/2,041,582.81 = 1,277,628.50/x
  3. Step 3: Cross multiply
    1,485,117.29x = 2,041,582.81 × 1,277,628.50
  4. Step 4: Simplify right side
    1,485,117.29x = 2,608,384,369,764.10
  5. Step 5: Solve for x
    x = 2,608,384,369,764.10/1,485,117.29
  6. Step 6: Final answer
    x = 1,756,349.07

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.