Home / 1,220,319.64-1,830,497.92-461,957.50

Finding the Fourth Proportional to 1,220,319.64, 1,830,497.92 and 461,957.50

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Solution

The fourth proportional to 1,220,319.64, 1,830,497.92 and 461,957.50 is: 692,943.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,319.64 : 1,830,497.92 = 461,957.50 : x
  2. Step 2: Convert to fraction form
    1,220,319.64/1,830,497.92 = 461,957.50/x
  3. Step 3: Cross multiply
    1,220,319.64x = 1,830,497.92 × 461,957.50
  4. Step 4: Simplify right side
    1,220,319.64x = 845,612,236,313.59
  5. Step 5: Solve for x
    x = 845,612,236,313.59/1,220,319.64
  6. Step 6: Final answer
    x = 692,943.23

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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.