Home / 1,656,946.60-2,485,394.64-745,485.28

Finding the Fourth Proportional to 1,656,946.60, 2,485,394.64 and 745,485.28

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Solution

The fourth proportional to 1,656,946.60, 2,485,394.64 and 745,485.28 is: 1,118,216.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,946.60 : 2,485,394.64 = 745,485.28 : x
  2. Step 2: Convert to fraction form
    1,656,946.60/2,485,394.64 = 745,485.28/x
  3. Step 3: Cross multiply
    1,656,946.60x = 2,485,394.64 × 745,485.28
  4. Step 4: Simplify right side
    1,656,946.60x = 1,852,825,119,110.90
  5. Step 5: Solve for x
    x = 1,852,825,119,110.90/1,656,946.60
  6. Step 6: Final answer
    x = 1,118,216.56

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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.