Home / 1,111,440.67-1,533,795.49-602,143.05

Finding the Fourth Proportional to 1,111,440.67, 1,533,795.49 and 602,143.05

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Solution

The fourth proportional to 1,111,440.67, 1,533,795.49 and 602,143.05 is: 830,961.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,440.67 : 1,533,795.49 = 602,143.05 : x
  2. Step 2: Convert to fraction form
    1,111,440.67/1,533,795.49 = 602,143.05/x
  3. Step 3: Cross multiply
    1,111,440.67x = 1,533,795.49 × 602,143.05
  4. Step 4: Simplify right side
    1,111,440.67x = 923,564,285,250.51
  5. Step 5: Solve for x
    x = 923,564,285,250.51/1,111,440.67
  6. Step 6: Final answer
    x = 830,961.39

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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.