Home / 2,778,679-3,834,577.02-1,506,871

Finding the Fourth Proportional to 2,778,679, 3,834,577.02 and 1,506,871

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Solution

The fourth proportional to 2,778,679, 3,834,577.02 and 1,506,871 is: 2,079,481.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778,679 : 3,834,577.02 = 1,506,871 : x
  2. Step 2: Convert to fraction form
    2,778,679/3,834,577.02 = 1,506,871/x
  3. Step 3: Cross multiply
    2,778,679x = 3,834,577.02 × 1,506,871
  4. Step 4: Simplify right side
    2,778,679x = 5,778,212,908,704.42
  5. Step 5: Solve for x
    x = 5,778,212,908,704.42/2,778,679
  6. Step 6: Final answer
    x = 2,079,481.98

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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.