Home / 1,477,378.56-2,038,659.90-832,957.14

Finding the Fourth Proportional to 1,477,378.56, 2,038,659.90 and 832,957.14

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Solution

The fourth proportional to 1,477,378.56, 2,038,659.90 and 832,957.14 is: 1,149,411.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,378.56 : 2,038,659.90 = 832,957.14 : x
  2. Step 2: Convert to fraction form
    1,477,378.56/2,038,659.90 = 832,957.14/x
  3. Step 3: Cross multiply
    1,477,378.56x = 2,038,659.90 × 832,957.14
  4. Step 4: Simplify right side
    1,477,378.56x = 1,698,116,319,736.69
  5. Step 5: Solve for x
    x = 1,698,116,319,736.69/1,477,378.56
  6. Step 6: Final answer
    x = 1,149,411.78

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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.