Home / 1,176,973.96-1,624,389.52-687,104.16

Finding the Fourth Proportional to 1,176,973.96, 1,624,389.52 and 687,104.16

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Solution

The fourth proportional to 1,176,973.96, 1,624,389.52 and 687,104.16 is: 948,300.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,973.96 : 1,624,389.52 = 687,104.16 : x
  2. Step 2: Convert to fraction form
    1,176,973.96/1,624,389.52 = 687,104.16/x
  3. Step 3: Cross multiply
    1,176,973.96x = 1,624,389.52 × 687,104.16
  4. Step 4: Simplify right side
    1,176,973.96x = 1,116,124,796,652.40
  5. Step 5: Solve for x
    x = 1,116,124,796,652.40/1,176,973.96
  6. Step 6: Final answer
    x = 948,300.33

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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.