Home / 1,130,784.16-1,696,344.18-372,485.56

Finding the Fourth Proportional to 1,130,784.16, 1,696,344.18 and 372,485.56

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Solution

The fourth proportional to 1,130,784.16, 1,696,344.18 and 372,485.56 is: 558,783.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,784.16 : 1,696,344.18 = 372,485.56 : x
  2. Step 2: Convert to fraction form
    1,130,784.16/1,696,344.18 = 372,485.56/x
  3. Step 3: Cross multiply
    1,130,784.16x = 1,696,344.18 × 372,485.56
  4. Step 4: Simplify right side
    1,130,784.16x = 631,863,711,840.04
  5. Step 5: Solve for x
    x = 631,863,711,840.04/1,130,784.16
  6. Step 6: Final answer
    x = 558,783.66

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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.