Home / 1,108,210.40-1,658,168.40-734,962.40

Finding the Fourth Proportional to 1,108,210.40, 1,658,168.40 and 734,962.40

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Solution

The fourth proportional to 1,108,210.40, 1,658,168.40 and 734,962.40 is: 1,099,693.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,210.40 : 1,658,168.40 = 734,962.40 : x
  2. Step 2: Convert to fraction form
    1,108,210.40/1,658,168.40 = 734,962.40/x
  3. Step 3: Cross multiply
    1,108,210.40x = 1,658,168.40 × 734,962.40
  4. Step 4: Simplify right side
    1,108,210.40x = 1,218,691,426,868.16
  5. Step 5: Solve for x
    x = 1,218,691,426,868.16/1,108,210.40
  6. Step 6: Final answer
    x = 1,099,693.19

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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.