Home / 2,036,526.76-2,810,316.02-1,221,180.35

Finding the Fourth Proportional to 2,036,526.76, 2,810,316.02 and 1,221,180.35

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Solution

The fourth proportional to 2,036,526.76, 2,810,316.02 and 1,221,180.35 is: 1,685,174.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,036,526.76 : 2,810,316.02 = 1,221,180.35 : x
  2. Step 2: Convert to fraction form
    2,036,526.76/2,810,316.02 = 1,221,180.35/x
  3. Step 3: Cross multiply
    2,036,526.76x = 2,810,316.02 × 1,221,180.35
  4. Step 4: Simplify right side
    2,036,526.76x = 3,431,902,701,834.10
  5. Step 5: Solve for x
    x = 3,431,902,701,834.10/2,036,526.76
  6. Step 6: Final answer
    x = 1,685,174.37

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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.