Home / 1,312,156.16-1,811,070.24-859,184

Finding the Fourth Proportional to 1,312,156.16, 1,811,070.24 and 859,184

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Solution

The fourth proportional to 1,312,156.16, 1,811,070.24 and 859,184 is: 1,185,866.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,156.16 : 1,811,070.24 = 859,184 : x
  2. Step 2: Convert to fraction form
    1,312,156.16/1,811,070.24 = 859,184/x
  3. Step 3: Cross multiply
    1,312,156.16x = 1,811,070.24 × 859,184
  4. Step 4: Simplify right side
    1,312,156.16x = 1,556,042,573,084.16
  5. Step 5: Solve for x
    x = 1,556,042,573,084.16/1,312,156.16
  6. Step 6: Final answer
    x = 1,185,866.91

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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.