Home / 1,687,859.04-2,329,304.72-923,913.24

Finding the Fourth Proportional to 1,687,859.04, 2,329,304.72 and 923,913.24

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Solution

The fourth proportional to 1,687,859.04, 2,329,304.72 and 923,913.24 is: 1,275,032.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,859.04 : 2,329,304.72 = 923,913.24 : x
  2. Step 2: Convert to fraction form
    1,687,859.04/2,329,304.72 = 923,913.24/x
  3. Step 3: Cross multiply
    1,687,859.04x = 2,329,304.72 × 923,913.24
  4. Step 4: Simplify right side
    1,687,859.04x = 2,152,075,470,802.49
  5. Step 5: Solve for x
    x = 2,152,075,470,802.49/1,687,859.04
  6. Step 6: Final answer
    x = 1,275,032.70

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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.