Home / 1,863,234.40-2,571,535.20-1,047,505.36

Finding the Fourth Proportional to 1,863,234.40, 2,571,535.20 and 1,047,505.36

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Solution

The fourth proportional to 1,863,234.40, 2,571,535.20 and 1,047,505.36 is: 1,445,710.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863,234.40 : 2,571,535.20 = 1,047,505.36 : x
  2. Step 2: Convert to fraction form
    1,863,234.40/2,571,535.20 = 1,047,505.36/x
  3. Step 3: Cross multiply
    1,863,234.40x = 2,571,535.20 × 1,047,505.36
  4. Step 4: Simplify right side
    1,863,234.40x = 2,693,696,905,428.67
  5. Step 5: Solve for x
    x = 2,693,696,905,428.67/1,863,234.40
  6. Step 6: Final answer
    x = 1,445,710.16

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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.