Home / 2,127,066.26-2,936,435.02-1,642,543.70

Finding the Fourth Proportional to 2,127,066.26, 2,936,435.02 and 1,642,543.70

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Solution

The fourth proportional to 2,127,066.26, 2,936,435.02 and 1,642,543.70 is: 2,267,547.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,066.26 : 2,936,435.02 = 1,642,543.70 : x
  2. Step 2: Convert to fraction form
    2,127,066.26/2,936,435.02 = 1,642,543.70/x
  3. Step 3: Cross multiply
    2,127,066.26x = 2,936,435.02 × 1,642,543.70
  4. Step 4: Simplify right side
    2,127,066.26x = 4,823,222,823,771.84
  5. Step 5: Solve for x
    x = 4,823,222,823,771.84/2,127,066.26
  6. Step 6: Final answer
    x = 2,267,547.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.