Home / 1,311,675.32-1,810,087.64-714,948.08

Finding the Fourth Proportional to 1,311,675.32, 1,810,087.64 and 714,948.08

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Solution

The fourth proportional to 1,311,675.32, 1,810,087.64 and 714,948.08 is: 986,615.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,311,675.32 : 1,810,087.64 = 714,948.08 : x
  2. Step 2: Convert to fraction form
    1,311,675.32/1,810,087.64 = 714,948.08/x
  3. Step 3: Cross multiply
    1,311,675.32x = 1,810,087.64 × 714,948.08
  4. Step 4: Simplify right side
    1,311,675.32x = 1,294,118,670,224.55
  5. Step 5: Solve for x
    x = 1,294,118,670,224.55/1,311,675.32
  6. Step 6: Final answer
    x = 986,615.10

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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.