Home / 1,225,471.49-1,838,220.60-372,681.83

Finding the Fourth Proportional to 1,225,471.49, 1,838,220.60 and 372,681.83

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Solution

The fourth proportional to 1,225,471.49, 1,838,220.60 and 372,681.83 is: 559,026.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,471.49 : 1,838,220.60 = 372,681.83 : x
  2. Step 2: Convert to fraction form
    1,225,471.49/1,838,220.60 = 372,681.83/x
  3. Step 3: Cross multiply
    1,225,471.49x = 1,838,220.60 × 372,681.83
  4. Step 4: Simplify right side
    1,225,471.49x = 685,071,407,960.60
  5. Step 5: Solve for x
    x = 685,071,407,960.60/1,225,471.49
  6. Step 6: Final answer
    x = 559,026.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.