Home / 1,886,520-2,828,001.12-938,994.96

Finding the Fourth Proportional to 1,886,520, 2,828,001.12 and 938,994.96

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Solution

The fourth proportional to 1,886,520, 2,828,001.12 and 938,994.96 is: 1,407,607.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,520 : 2,828,001.12 = 938,994.96 : x
  2. Step 2: Convert to fraction form
    1,886,520/2,828,001.12 = 938,994.96/x
  3. Step 3: Cross multiply
    1,886,520x = 2,828,001.12 × 938,994.96
  4. Step 4: Simplify right side
    1,886,520x = 2,655,478,798,554.36
  5. Step 5: Solve for x
    x = 2,655,478,798,554.36/1,886,520
  6. Step 6: Final answer
    x = 1,407,607.02

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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.