Home / 1,013,501.95-1,398,632.87-554,616.64

Finding the Fourth Proportional to 1,013,501.95, 1,398,632.87 and 554,616.64

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Solution

The fourth proportional to 1,013,501.95, 1,398,632.87 and 554,616.64 is: 765,371.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,501.95 : 1,398,632.87 = 554,616.64 : x
  2. Step 2: Convert to fraction form
    1,013,501.95/1,398,632.87 = 554,616.64/x
  3. Step 3: Cross multiply
    1,013,501.95x = 1,398,632.87 × 554,616.64
  4. Step 4: Simplify right side
    1,013,501.95x = 775,705,062,968.07
  5. Step 5: Solve for x
    x = 775,705,062,968.07/1,013,501.95
  6. Step 6: Final answer
    x = 765,371.06

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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.