Home / 1,865,417.15-2,574,393.01-1,130,435.78

Finding the Fourth Proportional to 1,865,417.15, 2,574,393.01 and 1,130,435.78

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Solution

The fourth proportional to 1,865,417.15, 2,574,393.01 and 1,130,435.78 is: 1,560,072.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,417.15 : 2,574,393.01 = 1,130,435.78 : x
  2. Step 2: Convert to fraction form
    1,865,417.15/2,574,393.01 = 1,130,435.78/x
  3. Step 3: Cross multiply
    1,865,417.15x = 2,574,393.01 × 1,130,435.78
  4. Step 4: Simplify right side
    1,865,417.15x = 2,910,185,954,587.84
  5. Step 5: Solve for x
    x = 2,910,185,954,587.84/1,865,417.15
  6. Step 6: Final answer
    x = 1,560,072.48

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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.