Home / 1,693,235.60-2,537,779.80-745,600.40

Finding the Fourth Proportional to 1,693,235.60, 2,537,779.80 and 745,600.40

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Solution

The fourth proportional to 1,693,235.60, 2,537,779.80 and 745,600.40 is: 1,117,487.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,693,235.60 : 2,537,779.80 = 745,600.40 : x
  2. Step 2: Convert to fraction form
    1,693,235.60/2,537,779.80 = 745,600.40/x
  3. Step 3: Cross multiply
    1,693,235.60x = 2,537,779.80 × 745,600.40
  4. Step 4: Simplify right side
    1,693,235.60x = 1,892,169,633,991.92
  5. Step 5: Solve for x
    x = 1,892,169,633,991.92/1,693,235.60
  6. Step 6: Final answer
    x = 1,117,487.51

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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.