Home / 2,155,567.04-2,974,681.32-1,237,856.24

Finding the Fourth Proportional to 2,155,567.04, 2,974,681.32 and 1,237,856.24

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Solution

The fourth proportional to 2,155,567.04, 2,974,681.32 and 1,237,856.24 is: 1,708,240.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,155,567.04 : 2,974,681.32 = 1,237,856.24 : x
  2. Step 2: Convert to fraction form
    2,155,567.04/2,974,681.32 = 1,237,856.24/x
  3. Step 3: Cross multiply
    2,155,567.04x = 2,974,681.32 × 1,237,856.24
  4. Step 4: Simplify right side
    2,155,567.04x = 3,682,227,833,973.44
  5. Step 5: Solve for x
    x = 3,682,227,833,973.44/2,155,567.04
  6. Step 6: Final answer
    x = 1,708,240.92

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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.