Home / 1,429,611.52-1,972,766.10-785,073.46

Finding the Fourth Proportional to 1,429,611.52, 1,972,766.10 and 785,073.46

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Solution

The fourth proportional to 1,429,611.52, 1,972,766.10 and 785,073.46 is: 1,083,347.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,611.52 : 1,972,766.10 = 785,073.46 : x
  2. Step 2: Convert to fraction form
    1,429,611.52/1,972,766.10 = 785,073.46/x
  3. Step 3: Cross multiply
    1,429,611.52x = 1,972,766.10 × 785,073.46
  4. Step 4: Simplify right side
    1,429,611.52x = 1,548,766,307,897.71
  5. Step 5: Solve for x
    x = 1,548,766,307,897.71/1,429,611.52
  6. Step 6: Final answer
    x = 1,083,347.67

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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.