Home / 1,088,139.63-1,501,513.45-629,184.74

Finding the Fourth Proportional to 1,088,139.63, 1,501,513.45 and 629,184.74

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Solution

The fourth proportional to 1,088,139.63, 1,501,513.45 and 629,184.74 is: 868,206.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,139.63 : 1,501,513.45 = 629,184.74 : x
  2. Step 2: Convert to fraction form
    1,088,139.63/1,501,513.45 = 629,184.74/x
  3. Step 3: Cross multiply
    1,088,139.63x = 1,501,513.45 × 629,184.74
  4. Step 4: Simplify right side
    1,088,139.63x = 944,729,351,825.58
  5. Step 5: Solve for x
    x = 944,729,351,825.58/1,088,139.63
  6. Step 6: Final answer
    x = 868,206.00

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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.