Home / 1,136,203.40-1,567,993.50-626,938.56

Finding the Fourth Proportional to 1,136,203.40, 1,567,993.50 and 626,938.56

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Solution

The fourth proportional to 1,136,203.40, 1,567,993.50 and 626,938.56 is: 865,193.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,203.40 : 1,567,993.50 = 626,938.56 : x
  2. Step 2: Convert to fraction form
    1,136,203.40/1,567,993.50 = 626,938.56/x
  3. Step 3: Cross multiply
    1,136,203.40x = 1,567,993.50 × 626,938.56
  4. Step 4: Simplify right side
    1,136,203.40x = 983,035,586,979.36
  5. Step 5: Solve for x
    x = 983,035,586,979.36/1,136,203.40
  6. Step 6: Final answer
    x = 865,193.32

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1.5x scale

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.