Home / 1,845,428.60-2,765,810.10-1,644,807.80

Finding the Fourth Proportional to 1,845,428.60, 2,765,810.10 and 1,644,807.80

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Solution

The fourth proportional to 1,845,428.60, 2,765,810.10 and 1,644,807.80 is: 2,465,132.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845,428.60 : 2,765,810.10 = 1,644,807.80 : x
  2. Step 2: Convert to fraction form
    1,845,428.60/2,765,810.10 = 1,644,807.80/x
  3. Step 3: Cross multiply
    1,845,428.60x = 2,765,810.10 × 1,644,807.80
  4. Step 4: Simplify right side
    1,845,428.60x = 4,549,226,025,798.78
  5. Step 5: Solve for x
    x = 4,549,226,025,798.78/1,845,428.60
  6. Step 6: Final answer
    x = 2,465,132.50

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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.