Home / 1,935,771.16-2,670,528.54-1,209,354.52

Finding the Fourth Proportional to 1,935,771.16, 2,670,528.54 and 1,209,354.52

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Solution

The fourth proportional to 1,935,771.16, 2,670,528.54 and 1,209,354.52 is: 1,668,387.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935,771.16 : 2,670,528.54 = 1,209,354.52 : x
  2. Step 2: Convert to fraction form
    1,935,771.16/2,670,528.54 = 1,209,354.52/x
  3. Step 3: Cross multiply
    1,935,771.16x = 2,670,528.54 × 1,209,354.52
  4. Step 4: Simplify right side
    1,935,771.16x = 3,229,615,760,638.00
  5. Step 5: Solve for x
    x = 3,229,615,760,638.00/1,935,771.16
  6. Step 6: Final answer
    x = 1,668,387.17

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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.