Home / 1,875,280.16-2,587,899.08-1,015,840.48

Finding the Fourth Proportional to 1,875,280.16, 2,587,899.08 and 1,015,840.48

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Solution

The fourth proportional to 1,875,280.16, 2,587,899.08 and 1,015,840.48 is: 1,401,866.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875,280.16 : 2,587,899.08 = 1,015,840.48 : x
  2. Step 2: Convert to fraction form
    1,875,280.16/2,587,899.08 = 1,015,840.48/x
  3. Step 3: Cross multiply
    1,875,280.16x = 2,587,899.08 × 1,015,840.48
  4. Step 4: Simplify right side
    1,875,280.16x = 2,628,892,643,618.76
  5. Step 5: Solve for x
    x = 2,628,892,643,618.76/1,875,280.16
  6. Step 6: Final answer
    x = 1,401,866.61

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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.