Home / 1,141,569.11-1,575,376.97-688,772.63

Finding the Fourth Proportional to 1,141,569.11, 1,575,376.97 and 688,772.63

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Solution

The fourth proportional to 1,141,569.11, 1,575,376.97 and 688,772.63 is: 950,513.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,569.11 : 1,575,376.97 = 688,772.63 : x
  2. Step 2: Convert to fraction form
    1,141,569.11/1,575,376.97 = 688,772.63/x
  3. Step 3: Cross multiply
    1,141,569.11x = 1,575,376.97 × 688,772.63
  4. Step 4: Simplify right side
    1,141,569.11x = 1,085,076,527,547.58
  5. Step 5: Solve for x
    x = 1,085,076,527,547.58/1,141,569.11
  6. Step 6: Final answer
    x = 950,513.22

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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.