Home / 1,092,019.16-1,507,915.32-684,803

Finding the Fourth Proportional to 1,092,019.16, 1,507,915.32 and 684,803

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Solution

The fourth proportional to 1,092,019.16, 1,507,915.32 and 684,803 is: 945,610.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,019.16 : 1,507,915.32 = 684,803 : x
  2. Step 2: Convert to fraction form
    1,092,019.16/1,507,915.32 = 684,803/x
  3. Step 3: Cross multiply
    1,092,019.16x = 1,507,915.32 × 684,803
  4. Step 4: Simplify right side
    1,092,019.16x = 1,032,624,934,881.96
  5. Step 5: Solve for x
    x = 1,032,624,934,881.96/1,092,019.16
  6. Step 6: Final answer
    x = 945,610.64

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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.