Home / 1,157,618.40-1,736,427.60-970,994.40

Finding the Fourth Proportional to 1,157,618.40, 1,736,427.60 and 970,994.40

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Solution

The fourth proportional to 1,157,618.40, 1,736,427.60 and 970,994.40 is: 1,456,491.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,618.40 : 1,736,427.60 = 970,994.40 : x
  2. Step 2: Convert to fraction form
    1,157,618.40/1,736,427.60 = 970,994.40/x
  3. Step 3: Cross multiply
    1,157,618.40x = 1,736,427.60 × 970,994.40
  4. Step 4: Simplify right side
    1,157,618.40x = 1,686,061,475,605.44
  5. Step 5: Solve for x
    x = 1,686,061,475,605.44/1,157,618.40
  6. Step 6: Final answer
    x = 1,456,491.60

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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.