Home / 1,921,510.40-2,651,638.10-1,050,306

Finding the Fourth Proportional to 1,921,510.40, 2,651,638.10 and 1,050,306

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Solution

The fourth proportional to 1,921,510.40, 2,651,638.10 and 1,050,306 is: 1,449,397.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,921,510.40 : 2,651,638.10 = 1,050,306 : x
  2. Step 2: Convert to fraction form
    1,921,510.40/2,651,638.10 = 1,050,306/x
  3. Step 3: Cross multiply
    1,921,510.40x = 2,651,638.10 × 1,050,306
  4. Step 4: Simplify right side
    1,921,510.40x = 2,785,031,406,258.60
  5. Step 5: Solve for x
    x = 2,785,031,406,258.60/1,921,510.40
  6. Step 6: Final answer
    x = 1,449,397.00

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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.