Home / 1,433,011.54-1,977,586.56-788,433.58

Finding the Fourth Proportional to 1,433,011.54, 1,977,586.56 and 788,433.58

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Solution

The fourth proportional to 1,433,011.54, 1,977,586.56 and 788,433.58 is: 1,088,055.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,011.54 : 1,977,586.56 = 788,433.58 : x
  2. Step 2: Convert to fraction form
    1,433,011.54/1,977,586.56 = 788,433.58/x
  3. Step 3: Cross multiply
    1,433,011.54x = 1,977,586.56 × 788,433.58
  4. Step 4: Simplify right side
    1,433,011.54x = 1,559,195,647,318.52
  5. Step 5: Solve for x
    x = 1,559,195,647,318.52/1,433,011.54
  6. Step 6: Final answer
    x = 1,088,055.19

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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.