Home / 1,069,094.60-1,603,641.90-663,187.40

Finding the Fourth Proportional to 1,069,094.60, 1,603,641.90 and 663,187.40

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Solution

The fourth proportional to 1,069,094.60, 1,603,641.90 and 663,187.40 is: 994,781.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,094.60 : 1,603,641.90 = 663,187.40 : x
  2. Step 2: Convert to fraction form
    1,069,094.60/1,603,641.90 = 663,187.40/x
  3. Step 3: Cross multiply
    1,069,094.60x = 1,603,641.90 × 663,187.40
  4. Step 4: Simplify right side
    1,069,094.60x = 1,063,515,102,192.06
  5. Step 5: Solve for x
    x = 1,063,515,102,192.06/1,069,094.60
  6. Step 6: Final answer
    x = 994,781.10

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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.