Home / 1,230,583.02-1,698,201.18-686,713.02

Finding the Fourth Proportional to 1,230,583.02, 1,698,201.18 and 686,713.02

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Solution

The fourth proportional to 1,230,583.02, 1,698,201.18 and 686,713.02 is: 947,662.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,583.02 : 1,698,201.18 = 686,713.02 : x
  2. Step 2: Convert to fraction form
    1,230,583.02/1,698,201.18 = 686,713.02/x
  3. Step 3: Cross multiply
    1,230,583.02x = 1,698,201.18 × 686,713.02
  4. Step 4: Simplify right side
    1,230,583.02x = 1,166,176,860,885.36
  5. Step 5: Solve for x
    x = 1,166,176,860,885.36/1,230,583.02
  6. Step 6: Final answer
    x = 947,662.08

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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.