Home / 2,124,368.10-2,931,641.10-1,264,964.58

Finding the Fourth Proportional to 2,124,368.10, 2,931,641.10 and 1,264,964.58

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Solution

The fourth proportional to 2,124,368.10, 2,931,641.10 and 1,264,964.58 is: 1,745,658.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124,368.10 : 2,931,641.10 = 1,264,964.58 : x
  2. Step 2: Convert to fraction form
    2,124,368.10/2,931,641.10 = 1,264,964.58/x
  3. Step 3: Cross multiply
    2,124,368.10x = 2,931,641.10 × 1,264,964.58
  4. Step 4: Simplify right side
    2,124,368.10x = 3,708,422,152,772.24
  5. Step 5: Solve for x
    x = 3,708,422,152,772.24/2,124,368.10
  6. Step 6: Final answer
    x = 1,745,658.93

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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.