Home / 1,490,396.48-2,057,030.56-845,877.04

Finding the Fourth Proportional to 1,490,396.48, 2,057,030.56 and 845,877.04

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Solution

The fourth proportional to 1,490,396.48, 2,057,030.56 and 845,877.04 is: 1,167,471.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,396.48 : 2,057,030.56 = 845,877.04 : x
  2. Step 2: Convert to fraction form
    1,490,396.48/2,057,030.56 = 845,877.04/x
  3. Step 3: Cross multiply
    1,490,396.48x = 2,057,030.56 × 845,877.04
  4. Step 4: Simplify right side
    1,490,396.48x = 1,739,994,921,282.34
  5. Step 5: Solve for x
    x = 1,739,994,921,282.34/1,490,396.48
  6. Step 6: Final answer
    x = 1,167,471.17

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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.