Home / 1,208,280.83-1,667,421.60-711,852.94

Finding the Fourth Proportional to 1,208,280.83, 1,667,421.60 and 711,852.94

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Solution

The fourth proportional to 1,208,280.83, 1,667,421.60 and 711,852.94 is: 982,353.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,280.83 : 1,667,421.60 = 711,852.94 : x
  2. Step 2: Convert to fraction form
    1,208,280.83/1,667,421.60 = 711,852.94/x
  3. Step 3: Cross multiply
    1,208,280.83x = 1,667,421.60 × 711,852.94
  4. Step 4: Simplify right side
    1,208,280.83x = 1,186,958,971,598.51
  5. Step 5: Solve for x
    x = 1,186,958,971,598.51/1,208,280.83
  6. Step 6: Final answer
    x = 982,353.56

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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.