Home / 1,455,170.84-2,007,869.26-810,575

Finding the Fourth Proportional to 1,455,170.84, 2,007,869.26 and 810,575

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Solution

The fourth proportional to 1,455,170.84, 2,007,869.26 and 810,575 is: 1,118,445.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,170.84 : 2,007,869.26 = 810,575 : x
  2. Step 2: Convert to fraction form
    1,455,170.84/2,007,869.26 = 810,575/x
  3. Step 3: Cross multiply
    1,455,170.84x = 2,007,869.26 × 810,575
  4. Step 4: Simplify right side
    1,455,170.84x = 1,627,528,625,424.50
  5. Step 5: Solve for x
    x = 1,627,528,625,424.50/1,455,170.84
  6. Step 6: Final answer
    x = 1,118,445.05

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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.