Home / 1,776,715.40-2,662,886.10-1,208,095.40

Finding the Fourth Proportional to 1,776,715.40, 2,662,886.10 and 1,208,095.40

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Solution

The fourth proportional to 1,776,715.40, 2,662,886.10 and 1,208,095.40 is: 1,810,656.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,715.40 : 2,662,886.10 = 1,208,095.40 : x
  2. Step 2: Convert to fraction form
    1,776,715.40/2,662,886.10 = 1,208,095.40/x
  3. Step 3: Cross multiply
    1,776,715.40x = 2,662,886.10 × 1,208,095.40
  4. Step 4: Simplify right side
    1,776,715.40x = 3,217,020,448,133.94
  5. Step 5: Solve for x
    x = 3,217,020,448,133.94/1,776,715.40
  6. Step 6: Final answer
    x = 1,810,656.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.