Home / 1,211,100.52-1,816,864.54-500,730.52

Finding the Fourth Proportional to 1,211,100.52, 1,816,864.54 and 500,730.52

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Solution

The fourth proportional to 1,211,100.52, 1,816,864.54 and 500,730.52 is: 751,184.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,100.52 : 1,816,864.54 = 500,730.52 : x
  2. Step 2: Convert to fraction form
    1,211,100.52/1,816,864.54 = 500,730.52/x
  3. Step 3: Cross multiply
    1,211,100.52x = 1,816,864.54 × 500,730.52
  4. Step 4: Simplify right side
    1,211,100.52x = 909,759,525,883.76
  5. Step 5: Solve for x
    x = 909,759,525,883.76/1,211,100.52
  6. Step 6: Final answer
    x = 751,184.16

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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.