Home / 2,930,918.76-4,046,641.74-1,830,026.40

Finding the Fourth Proportional to 2,930,918.76, 4,046,641.74 and 1,830,026.40

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Solution

The fourth proportional to 2,930,918.76, 4,046,641.74 and 1,830,026.40 is: 2,526,668.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,918.76 : 4,046,641.74 = 1,830,026.40 : x
  2. Step 2: Convert to fraction form
    2,930,918.76/4,046,641.74 = 1,830,026.40/x
  3. Step 3: Cross multiply
    2,930,918.76x = 4,046,641.74 × 1,830,026.40
  4. Step 4: Simplify right side
    2,930,918.76x = 7,405,461,215,541.94
  5. Step 5: Solve for x
    x = 7,405,461,215,541.94/2,930,918.76
  6. Step 6: Final answer
    x = 2,526,668.88

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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.