Home / 2,011,701.30-3,013,615.35-1,210,603.20

Finding the Fourth Proportional to 2,011,701.30, 3,013,615.35 and 1,210,603.20

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Solution

The fourth proportional to 2,011,701.30, 3,013,615.35 and 1,210,603.20 is: 1,813,535.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,701.30 : 3,013,615.35 = 1,210,603.20 : x
  2. Step 2: Convert to fraction form
    2,011,701.30/3,013,615.35 = 1,210,603.20/x
  3. Step 3: Cross multiply
    2,011,701.30x = 3,013,615.35 × 1,210,603.20
  4. Step 4: Simplify right side
    2,011,701.30x = 3,648,292,386,279.12
  5. Step 5: Solve for x
    x = 3,648,292,386,279.12/2,011,701.30
  6. Step 6: Final answer
    x = 1,813,535.83

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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.