Home / 1,241,842.60-1,859,999.10-1,020,658.60

Finding the Fourth Proportional to 1,241,842.60, 1,859,999.10 and 1,020,658.60

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Solution

The fourth proportional to 1,241,842.60, 1,859,999.10 and 1,020,658.60 is: 1,528,715.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,842.60 : 1,859,999.10 = 1,020,658.60 : x
  2. Step 2: Convert to fraction form
    1,241,842.60/1,859,999.10 = 1,020,658.60/x
  3. Step 3: Cross multiply
    1,241,842.60x = 1,859,999.10 × 1,020,658.60
  4. Step 4: Simplify right side
    1,241,842.60x = 1,898,424,077,407.26
  5. Step 5: Solve for x
    x = 1,898,424,077,407.26/1,241,842.60
  6. Step 6: Final answer
    x = 1,528,715.54

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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.