Home / 1,095,598.40-1,643,397.60-997,620.80

Finding the Fourth Proportional to 1,095,598.40, 1,643,397.60 and 997,620.80

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Solution

The fourth proportional to 1,095,598.40, 1,643,397.60 and 997,620.80 is: 1,496,431.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,598.40 : 1,643,397.60 = 997,620.80 : x
  2. Step 2: Convert to fraction form
    1,095,598.40/1,643,397.60 = 997,620.80/x
  3. Step 3: Cross multiply
    1,095,598.40x = 1,643,397.60 × 997,620.80
  4. Step 4: Simplify right side
    1,095,598.40x = 1,639,487,628,430.08
  5. Step 5: Solve for x
    x = 1,639,487,628,430.08/1,095,598.40
  6. Step 6: Final answer
    x = 1,496,431.20

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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.