Home / 1,964,941.60-2,711,399.95-1,105,483.40

Finding the Fourth Proportional to 1,964,941.60, 2,711,399.95 and 1,105,483.40

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Solution

The fourth proportional to 1,964,941.60, 2,711,399.95 and 1,105,483.40 is: 1,525,443.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,941.60 : 2,711,399.95 = 1,105,483.40 : x
  2. Step 2: Convert to fraction form
    1,964,941.60/2,711,399.95 = 1,105,483.40/x
  3. Step 3: Cross multiply
    1,964,941.60x = 2,711,399.95 × 1,105,483.40
  4. Step 4: Simplify right side
    1,964,941.60x = 2,997,407,635,485.83
  5. Step 5: Solve for x
    x = 2,997,407,635,485.83/1,964,941.60
  6. Step 6: Final answer
    x = 1,525,443.62

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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.