Home / 3,013,330.37-4,158,426.45-1,636,687.40

Finding the Fourth Proportional to 3,013,330.37, 4,158,426.45 and 1,636,687.40

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Solution

The fourth proportional to 3,013,330.37, 4,158,426.45 and 1,636,687.40 is: 2,258,645.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013,330.37 : 4,158,426.45 = 1,636,687.40 : x
  2. Step 2: Convert to fraction form
    3,013,330.37/4,158,426.45 = 1,636,687.40/x
  3. Step 3: Cross multiply
    3,013,330.37x = 4,158,426.45 × 1,636,687.40
  4. Step 4: Simplify right side
    3,013,330.37x = 6,806,044,174,541.73
  5. Step 5: Solve for x
    x = 6,806,044,174,541.73/3,013,330.37
  6. Step 6: Final answer
    x = 2,258,645.20

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1.5x scale

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.