Home / 1,346,403.30-2,018,600.55-813,812.10

Finding the Fourth Proportional to 1,346,403.30, 2,018,600.55 and 813,812.10

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Solution

The fourth proportional to 1,346,403.30, 2,018,600.55 and 813,812.10 is: 1,220,111.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,403.30 : 2,018,600.55 = 813,812.10 : x
  2. Step 2: Convert to fraction form
    1,346,403.30/2,018,600.55 = 813,812.10/x
  3. Step 3: Cross multiply
    1,346,403.30x = 2,018,600.55 × 813,812.10
  4. Step 4: Simplify right side
    1,346,403.30x = 1,642,761,552,656.66
  5. Step 5: Solve for x
    x = 1,642,761,552,656.66/1,346,403.30
  6. Step 6: Final answer
    x = 1,220,111.06

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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.