Home / 1,510,075.79-2,083,948.41-821,792.06

Finding the Fourth Proportional to 1,510,075.79, 2,083,948.41 and 821,792.06

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Solution

The fourth proportional to 1,510,075.79, 2,083,948.41 and 821,792.06 is: 1,134,096.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,075.79 : 2,083,948.41 = 821,792.06 : x
  2. Step 2: Convert to fraction form
    1,510,075.79/2,083,948.41 = 821,792.06/x
  3. Step 3: Cross multiply
    1,510,075.79x = 2,083,948.41 × 821,792.06
  4. Step 4: Simplify right side
    1,510,075.79x = 1,712,572,246,367.88
  5. Step 5: Solve for x
    x = 1,712,572,246,367.88/1,510,075.79
  6. Step 6: Final answer
    x = 1,134,096.89

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.