Home / 1,355,888.04-1,871,120.34-744,050.94

Finding the Fourth Proportional to 1,355,888.04, 1,871,120.34 and 744,050.94

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Solution

The fourth proportional to 1,355,888.04, 1,871,120.34 and 744,050.94 is: 1,026,787.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,888.04 : 1,871,120.34 = 744,050.94 : x
  2. Step 2: Convert to fraction form
    1,355,888.04/1,871,120.34 = 744,050.94/x
  3. Step 3: Cross multiply
    1,355,888.04x = 1,871,120.34 × 744,050.94
  4. Step 4: Simplify right side
    1,355,888.04x = 1,392,208,847,830.12
  5. Step 5: Solve for x
    x = 1,392,208,847,830.12/1,355,888.04
  6. Step 6: Final answer
    x = 1,026,787.47

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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.