Home / 1,526,712.02-2,106,864.45-838,428.24

Finding the Fourth Proportional to 1,526,712.02, 2,106,864.45 and 838,428.24

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Solution

The fourth proportional to 1,526,712.02, 2,106,864.45 and 838,428.24 is: 1,157,032.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,712.02 : 2,106,864.45 = 838,428.24 : x
  2. Step 2: Convert to fraction form
    1,526,712.02/2,106,864.45 = 838,428.24/x
  3. Step 3: Cross multiply
    1,526,712.02x = 2,106,864.45 × 838,428.24
  4. Step 4: Simplify right side
    1,526,712.02x = 1,766,454,652,732.07
  5. Step 5: Solve for x
    x = 1,766,454,652,732.07/1,526,712.02
  6. Step 6: Final answer
    x = 1,157,032.00

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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.