Home / 1,551,208.68-2,140,153.38-1,264,235.40

Finding the Fourth Proportional to 1,551,208.68, 2,140,153.38 and 1,264,235.40

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Solution

The fourth proportional to 1,551,208.68, 2,140,153.38 and 1,264,235.40 is: 1,744,225.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,208.68 : 2,140,153.38 = 1,264,235.40 : x
  2. Step 2: Convert to fraction form
    1,551,208.68/2,140,153.38 = 1,264,235.40/x
  3. Step 3: Cross multiply
    1,551,208.68x = 2,140,153.38 × 1,264,235.40
  4. Step 4: Simplify right side
    1,551,208.68x = 2,705,657,664,425.65
  5. Step 5: Solve for x
    x = 2,705,657,664,425.65/1,551,208.68
  6. Step 6: Final answer
    x = 1,744,225.45

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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.