Home / 2,909,952.23-4,015,735.17-1,686,966.70

Finding the Fourth Proportional to 2,909,952.23, 4,015,735.17 and 1,686,966.70

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Solution

The fourth proportional to 2,909,952.23, 4,015,735.17 and 1,686,966.70 is: 2,328,014.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909,952.23 : 4,015,735.17 = 1,686,966.70 : x
  2. Step 2: Convert to fraction form
    2,909,952.23/4,015,735.17 = 1,686,966.70/x
  3. Step 3: Cross multiply
    2,909,952.23x = 4,015,735.17 × 1,686,966.70
  4. Step 4: Simplify right side
    2,909,952.23x = 6,774,411,507,808.84
  5. Step 5: Solve for x
    x = 6,774,411,507,808.84/2,909,952.23
  6. Step 6: Final answer
    x = 2,328,014.68

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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.