Home / 1,050,531.34-1,565,803.73-990,738.76

Finding the Fourth Proportional to 1,050,531.34, 1,565,803.73 and 990,738.76

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Solution

The fourth proportional to 1,050,531.34, 1,565,803.73 and 990,738.76 is: 1,476,683.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,531.34 : 1,565,803.73 = 990,738.76 : x
  2. Step 2: Convert to fraction form
    1,050,531.34/1,565,803.73 = 990,738.76/x
  3. Step 3: Cross multiply
    1,050,531.34x = 1,565,803.73 × 990,738.76
  4. Step 4: Simplify right side
    1,050,531.34x = 1,551,302,445,863.57
  5. Step 5: Solve for x
    x = 1,551,302,445,863.57/1,050,531.34
  6. Step 6: Final answer
    x = 1,476,683.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.