Home / 1,241,655.36-1,862,089.38-531,492.72

Finding the Fourth Proportional to 1,241,655.36, 1,862,089.38 and 531,492.72

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Solution

The fourth proportional to 1,241,655.36, 1,862,089.38 and 531,492.72 is: 797,070.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,655.36 : 1,862,089.38 = 531,492.72 : x
  2. Step 2: Convert to fraction form
    1,241,655.36/1,862,089.38 = 531,492.72/x
  3. Step 3: Cross multiply
    1,241,655.36x = 1,862,089.38 × 531,492.72
  4. Step 4: Simplify right side
    1,241,655.36x = 989,686,949,459.31
  5. Step 5: Solve for x
    x = 989,686,949,459.31/1,241,655.36
  6. Step 6: Final answer
    x = 797,070.57

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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.