Home / 1,270,510.12-1,753,307.40-697,587.40

Finding the Fourth Proportional to 1,270,510.12, 1,753,307.40 and 697,587.40

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Solution

The fourth proportional to 1,270,510.12, 1,753,307.40 and 697,587.40 is: 962,672.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,510.12 : 1,753,307.40 = 697,587.40 : x
  2. Step 2: Convert to fraction form
    1,270,510.12/1,753,307.40 = 697,587.40/x
  3. Step 3: Cross multiply
    1,270,510.12x = 1,753,307.40 × 697,587.40
  4. Step 4: Simplify right side
    1,270,510.12x = 1,223,085,150,566.76
  5. Step 5: Solve for x
    x = 1,223,085,150,566.76/1,270,510.12
  6. Step 6: Final answer
    x = 962,672.50

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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.