Home / 1,515,953.16-2,091,960.54-836,875.08

Finding the Fourth Proportional to 1,515,953.16, 2,091,960.54 and 836,875.08

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Solution

The fourth proportional to 1,515,953.16, 2,091,960.54 and 836,875.08 is: 1,154,857.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,953.16 : 2,091,960.54 = 836,875.08 : x
  2. Step 2: Convert to fraction form
    1,515,953.16/2,091,960.54 = 836,875.08/x
  3. Step 3: Cross multiply
    1,515,953.16x = 2,091,960.54 × 836,875.08
  4. Step 4: Simplify right side
    1,515,953.16x = 1,750,709,644,269.34
  5. Step 5: Solve for x
    x = 1,750,709,644,269.34/1,515,953.16
  6. Step 6: Final answer
    x = 1,154,857.35

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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.