Home / 1,169,787.78-1,754,681.57-637,756.20

Finding the Fourth Proportional to 1,169,787.78, 1,754,681.57 and 637,756.20

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Solution

The fourth proportional to 1,169,787.78, 1,754,681.57 and 637,756.20 is: 956,634.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,787.78 : 1,754,681.57 = 637,756.20 : x
  2. Step 2: Convert to fraction form
    1,169,787.78/1,754,681.57 = 637,756.20/x
  3. Step 3: Cross multiply
    1,169,787.78x = 1,754,681.57 × 637,756.20
  4. Step 4: Simplify right side
    1,169,787.78x = 1,119,059,047,104.45
  5. Step 5: Solve for x
    x = 1,119,059,047,104.45/1,169,787.78
  6. Step 6: Final answer
    x = 956,634.24

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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.