Home / 1,403,744.40-2,105,616.60-1,071,968.40

Finding the Fourth Proportional to 1,403,744.40, 2,105,616.60 and 1,071,968.40

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Solution

The fourth proportional to 1,403,744.40, 2,105,616.60 and 1,071,968.40 is: 1,607,952.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,744.40 : 2,105,616.60 = 1,071,968.40 : x
  2. Step 2: Convert to fraction form
    1,403,744.40/2,105,616.60 = 1,071,968.40/x
  3. Step 3: Cross multiply
    1,403,744.40x = 2,105,616.60 × 1,071,968.40
  4. Step 4: Simplify right side
    1,403,744.40x = 2,257,154,457,715.44
  5. Step 5: Solve for x
    x = 2,257,154,457,715.44/1,403,744.40
  6. Step 6: Final answer
    x = 1,607,952.60

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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.