Home / 1,111,588.40-1,533,993.36-602,290.40

Finding the Fourth Proportional to 1,111,588.40, 1,533,993.36 and 602,290.40

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Solution

The fourth proportional to 1,111,588.40, 1,533,993.36 and 602,290.40 is: 831,161.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,588.40 : 1,533,993.36 = 602,290.40 : x
  2. Step 2: Convert to fraction form
    1,111,588.40/1,533,993.36 = 602,290.40/x
  3. Step 3: Cross multiply
    1,111,588.40x = 1,533,993.36 × 602,290.40
  4. Step 4: Simplify right side
    1,111,588.40x = 923,909,474,391.74
  5. Step 5: Solve for x
    x = 923,909,474,391.74/1,111,588.40
  6. Step 6: Final answer
    x = 831,161.49

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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.