Home / 1,704,681.72-2,353,345.14-1,245,280.50

Finding the Fourth Proportional to 1,704,681.72, 2,353,345.14 and 1,245,280.50

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Solution

The fourth proportional to 1,704,681.72, 2,353,345.14 and 1,245,280.50 is: 1,719,133.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704,681.72 : 2,353,345.14 = 1,245,280.50 : x
  2. Step 2: Convert to fraction form
    1,704,681.72/2,353,345.14 = 1,245,280.50/x
  3. Step 3: Cross multiply
    1,704,681.72x = 2,353,345.14 × 1,245,280.50
  4. Step 4: Simplify right side
    1,704,681.72x = 2,930,574,812,611.77
  5. Step 5: Solve for x
    x = 2,930,574,812,611.77/1,704,681.72
  6. Step 6: Final answer
    x = 1,719,133.13

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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.