Home / 1,300,567.88-1,951,038.41-402,079.79

Finding the Fourth Proportional to 1,300,567.88, 1,951,038.41 and 402,079.79

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Solution

The fourth proportional to 1,300,567.88, 1,951,038.41 and 402,079.79 is: 603,177.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,567.88 : 1,951,038.41 = 402,079.79 : x
  2. Step 2: Convert to fraction form
    1,300,567.88/1,951,038.41 = 402,079.79/x
  3. Step 3: Cross multiply
    1,300,567.88x = 1,951,038.41 × 402,079.79
  4. Step 4: Simplify right side
    1,300,567.88x = 784,473,117,041.93
  5. Step 5: Solve for x
    x = 784,473,117,041.93/1,300,567.88
  6. Step 6: Final answer
    x = 603,177.37

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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.