Home / 2,018,700.90-2,785,869.45-1,159,433.46

Finding the Fourth Proportional to 2,018,700.90, 2,785,869.45 and 1,159,433.46

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Solution

The fourth proportional to 2,018,700.90, 2,785,869.45 and 1,159,433.46 is: 1,600,053.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,700.90 : 2,785,869.45 = 1,159,433.46 : x
  2. Step 2: Convert to fraction form
    2,018,700.90/2,785,869.45 = 1,159,433.46/x
  3. Step 3: Cross multiply
    2,018,700.90x = 2,785,869.45 × 1,159,433.46
  4. Step 4: Simplify right side
    2,018,700.90x = 3,230,030,255,521.80
  5. Step 5: Solve for x
    x = 3,230,030,255,521.80/2,018,700.90
  6. Step 6: Final answer
    x = 1,600,053.90

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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.