Home / 1,047,725.80-1,445,609.35-611,895.98

Finding the Fourth Proportional to 1,047,725.80, 1,445,609.35 and 611,895.98

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Solution

The fourth proportional to 1,047,725.80, 1,445,609.35 and 611,895.98 is: 844,269.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,725.80 : 1,445,609.35 = 611,895.98 : x
  2. Step 2: Convert to fraction form
    1,047,725.80/1,445,609.35 = 611,895.98/x
  3. Step 3: Cross multiply
    1,047,725.80x = 1,445,609.35 × 611,895.98
  4. Step 4: Simplify right side
    1,047,725.80x = 884,562,549,915.41
  5. Step 5: Solve for x
    x = 884,562,549,915.41/1,047,725.80
  6. Step 6: Final answer
    x = 844,269.13

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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.