Home / 1,352,558.55-1,866,703.52-779,602.83

Finding the Fourth Proportional to 1,352,558.55, 1,866,703.52 and 779,602.83

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Solution

The fourth proportional to 1,352,558.55, 1,866,703.52 and 779,602.83 is: 1,075,951.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,558.55 : 1,866,703.52 = 779,602.83 : x
  2. Step 2: Convert to fraction form
    1,352,558.55/1,866,703.52 = 779,602.83/x
  3. Step 3: Cross multiply
    1,352,558.55x = 1,866,703.52 × 779,602.83
  4. Step 4: Simplify right side
    1,352,558.55x = 1,455,287,341,911.83
  5. Step 5: Solve for x
    x = 1,455,287,341,911.83/1,352,558.55
  6. Step 6: Final answer
    x = 1,075,951.45

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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.