Home / 1,175,500.95-1,622,368.65-716,881.59

Finding the Fourth Proportional to 1,175,500.95, 1,622,368.65 and 716,881.59

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Solution

The fourth proportional to 1,175,500.95, 1,622,368.65 and 716,881.59 is: 989,404.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,500.95 : 1,622,368.65 = 716,881.59 : x
  2. Step 2: Convert to fraction form
    1,175,500.95/1,622,368.65 = 716,881.59/x
  3. Step 3: Cross multiply
    1,175,500.95x = 1,622,368.65 × 716,881.59
  4. Step 4: Simplify right side
    1,175,500.95x = 1,163,046,217,378.15
  5. Step 5: Solve for x
    x = 1,163,046,217,378.15/1,175,500.95
  6. Step 6: Final answer
    x = 989,404.74

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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.