Home / 1,785,628.71-2,675,643.71-1,518,289.83

Finding the Fourth Proportional to 1,785,628.71, 2,675,643.71 and 1,518,289.83

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Solution

The fourth proportional to 1,785,628.71, 2,675,643.71 and 1,518,289.83 is: 2,275,054.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,628.71 : 2,675,643.71 = 1,518,289.83 : x
  2. Step 2: Convert to fraction form
    1,785,628.71/2,675,643.71 = 1,518,289.83/x
  3. Step 3: Cross multiply
    1,785,628.71x = 2,675,643.71 × 1,518,289.83
  4. Step 4: Simplify right side
    1,785,628.71x = 4,062,402,626,005.02
  5. Step 5: Solve for x
    x = 4,062,402,626,005.02/1,785,628.71
  6. Step 6: Final answer
    x = 2,275,054.50

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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.