Home / 1,091,813.08-1,506,686.82-608,398.60

Finding the Fourth Proportional to 1,091,813.08, 1,506,686.82 and 608,398.60

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Solution

The fourth proportional to 1,091,813.08, 1,506,686.82 and 608,398.60 is: 839,581.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,813.08 : 1,506,686.82 = 608,398.60 : x
  2. Step 2: Convert to fraction form
    1,091,813.08/1,506,686.82 = 608,398.60/x
  3. Step 3: Cross multiply
    1,091,813.08x = 1,506,686.82 × 608,398.60
  4. Step 4: Simplify right side
    1,091,813.08x = 916,666,151,926.45
  5. Step 5: Solve for x
    x = 916,666,151,926.45/1,091,813.08
  6. Step 6: Final answer
    x = 839,581.58

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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.