Home / 1,235,862.80-1,853,794.20-525,654.80

Finding the Fourth Proportional to 1,235,862.80, 1,853,794.20 and 525,654.80

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Solution

The fourth proportional to 1,235,862.80, 1,853,794.20 and 525,654.80 is: 788,482.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,862.80 : 1,853,794.20 = 525,654.80 : x
  2. Step 2: Convert to fraction form
    1,235,862.80/1,853,794.20 = 525,654.80/x
  3. Step 3: Cross multiply
    1,235,862.80x = 1,853,794.20 × 525,654.80
  4. Step 4: Simplify right side
    1,235,862.80x = 974,455,819,442.16
  5. Step 5: Solve for x
    x = 974,455,819,442.16/1,235,862.80
  6. Step 6: Final answer
    x = 788,482.20

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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.