Home / 1,637,518.86-2,444,764.23-1,251,246.15

Finding the Fourth Proportional to 1,637,518.86, 2,444,764.23 and 1,251,246.15

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Solution

The fourth proportional to 1,637,518.86, 2,444,764.23 and 1,251,246.15 is: 1,868,071.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,518.86 : 2,444,764.23 = 1,251,246.15 : x
  2. Step 2: Convert to fraction form
    1,637,518.86/2,444,764.23 = 1,251,246.15/x
  3. Step 3: Cross multiply
    1,637,518.86x = 2,444,764.23 × 1,251,246.15
  4. Step 4: Simplify right side
    1,637,518.86x = 3,059,001,830,445.21
  5. Step 5: Solve for x
    x = 3,059,001,830,445.21/1,637,518.86
  6. Step 6: Final answer
    x = 1,868,071.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.