Home / 1,698,847.06-2,546,499.15-688,666.36

Finding the Fourth Proportional to 1,698,847.06, 2,546,499.15 and 688,666.36

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Solution

The fourth proportional to 1,698,847.06, 2,546,499.15 and 688,666.36 is: 1,032,281.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,847.06 : 2,546,499.15 = 688,666.36 : x
  2. Step 2: Convert to fraction form
    1,698,847.06/2,546,499.15 = 688,666.36/x
  3. Step 3: Cross multiply
    1,698,847.06x = 2,546,499.15 × 688,666.36
  4. Step 4: Simplify right side
    1,698,847.06x = 1,753,688,300,373.59
  5. Step 5: Solve for x
    x = 1,753,688,300,373.59/1,698,847.06
  6. Step 6: Final answer
    x = 1,032,281.45

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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.