Home / 1,230,752.22-1,698,434.37-686,882.04

Finding the Fourth Proportional to 1,230,752.22, 1,698,434.37 and 686,882.04

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Solution

The fourth proportional to 1,230,752.22, 1,698,434.37 and 686,882.04 is: 947,895.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,752.22 : 1,698,434.37 = 686,882.04 : x
  2. Step 2: Convert to fraction form
    1,230,752.22/1,698,434.37 = 686,882.04/x
  3. Step 3: Cross multiply
    1,230,752.22x = 1,698,434.37 × 686,882.04
  4. Step 4: Simplify right side
    1,230,752.22x = 1,166,624,064,871.71
  5. Step 5: Solve for x
    x = 1,166,624,064,871.71/1,230,752.22
  6. Step 6: Final answer
    x = 947,895.15

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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.