Home / 3,143,938.40-4,717,075.31-2,183,888.15

Finding the Fourth Proportional to 3,143,938.40, 4,717,075.31 and 2,183,888.15

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Solution

The fourth proportional to 3,143,938.40, 4,717,075.31 and 2,183,888.15 is: 3,276,643.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143,938.40 : 4,717,075.31 = 2,183,888.15 : x
  2. Step 2: Convert to fraction form
    3,143,938.40/4,717,075.31 = 2,183,888.15/x
  3. Step 3: Cross multiply
    3,143,938.40x = 4,717,075.31 × 2,183,888.15
  4. Step 4: Simplify right side
    3,143,938.40x = 10,301,564,837,661.76
  5. Step 5: Solve for x
    x = 10,301,564,837,661.76/3,143,938.40
  6. Step 6: Final answer
    x = 3,276,643.35

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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.