Home / 3,139,701.80-4,710,864.90-1,010,438.60

Finding the Fourth Proportional to 3,139,701.80, 4,710,864.90 and 1,010,438.60

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Solution

The fourth proportional to 3,139,701.80, 4,710,864.90 and 1,010,438.60 is: 1,516,080.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139,701.80 : 4,710,864.90 = 1,010,438.60 : x
  2. Step 2: Convert to fraction form
    3,139,701.80/4,710,864.90 = 1,010,438.60/x
  3. Step 3: Cross multiply
    3,139,701.80x = 4,710,864.90 × 1,010,438.60
  4. Step 4: Simplify right side
    3,139,701.80x = 4,760,039,734,345.14
  5. Step 5: Solve for x
    x = 4,760,039,734,345.14/3,139,701.80
  6. Step 6: Final answer
    x = 1,516,080.20

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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.