Home / 1,528,263.60-2,109,004.08-849,200.10

Finding the Fourth Proportional to 1,528,263.60, 2,109,004.08 and 849,200.10

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Solution

The fourth proportional to 1,528,263.60, 2,109,004.08 and 849,200.10 is: 1,171,896.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,263.60 : 2,109,004.08 = 849,200.10 : x
  2. Step 2: Convert to fraction form
    1,528,263.60/2,109,004.08 = 849,200.10/x
  3. Step 3: Cross multiply
    1,528,263.60x = 2,109,004.08 × 849,200.10
  4. Step 4: Simplify right side
    1,528,263.60x = 1,790,966,475,636.41
  5. Step 5: Solve for x
    x = 1,790,966,475,636.41/1,528,263.60
  6. Step 6: Final answer
    x = 1,171,896.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.