Home / 1,663,266.70-2,496,066.45-1,065,681.10

Finding the Fourth Proportional to 1,663,266.70, 2,496,066.45 and 1,065,681.10

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Solution

The fourth proportional to 1,663,266.70, 2,496,066.45 and 1,065,681.10 is: 1,599,268.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,266.70 : 2,496,066.45 = 1,065,681.10 : x
  2. Step 2: Convert to fraction form
    1,663,266.70/2,496,066.45 = 1,065,681.10/x
  3. Step 3: Cross multiply
    1,663,266.70x = 2,496,066.45 × 1,065,681.10
  4. Step 4: Simplify right side
    1,663,266.70x = 2,660,010,840,109.10
  5. Step 5: Solve for x
    x = 2,660,010,840,109.10/1,663,266.70
  6. Step 6: Final answer
    x = 1,599,268.98

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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.