Home / 1,111,440.42-1,533,795.14-602,142.80

Finding the Fourth Proportional to 1,111,440.42, 1,533,795.14 and 602,142.80

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Solution

The fourth proportional to 1,111,440.42, 1,533,795.14 and 602,142.80 is: 830,961.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,440.42 : 1,533,795.14 = 602,142.80 : x
  2. Step 2: Convert to fraction form
    1,111,440.42/1,533,795.14 = 602,142.80/x
  3. Step 3: Cross multiply
    1,111,440.42x = 1,533,795.14 × 602,142.80
  4. Step 4: Simplify right side
    1,111,440.42x = 923,563,694,062.37
  5. Step 5: Solve for x
    x = 923,563,694,062.37/1,111,440.42
  6. Step 6: Final answer
    x = 830,961.05

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Double scale
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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.