Home / 1,142,111.64-1,712,278.29-565,336.99

Finding the Fourth Proportional to 1,142,111.64, 1,712,278.29 and 565,336.99

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Solution

The fourth proportional to 1,142,111.64, 1,712,278.29 and 565,336.99 is: 847,565.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,111.64 : 1,712,278.29 = 565,336.99 : x
  2. Step 2: Convert to fraction form
    1,142,111.64/1,712,278.29 = 565,336.99/x
  3. Step 3: Cross multiply
    1,142,111.64x = 1,712,278.29 × 565,336.99
  4. Step 4: Simplify right side
    1,142,111.64x = 968,014,245,959.72
  5. Step 5: Solve for x
    x = 968,014,245,959.72/1,142,111.64
  6. Step 6: Final answer
    x = 847,565.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.