Home / 1,974,001.18-2,724,140.40-1,158,218.74

Finding the Fourth Proportional to 1,974,001.18, 2,724,140.40 and 1,158,218.74

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Solution

The fourth proportional to 1,974,001.18, 2,724,140.40 and 1,158,218.74 is: 1,598,352.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,001.18 : 2,724,140.40 = 1,158,218.74 : x
  2. Step 2: Convert to fraction form
    1,974,001.18/2,724,140.40 = 1,158,218.74/x
  3. Step 3: Cross multiply
    1,974,001.18x = 2,724,140.40 × 1,158,218.74
  4. Step 4: Simplify right side
    1,974,001.18x = 3,155,150,457,032.41
  5. Step 5: Solve for x
    x = 3,155,150,457,032.41/1,974,001.18
  6. Step 6: Final answer
    x = 1,598,352.88

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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.