Home / 1,110,458.04-1,666,350.66-1,020,113.07

Finding the Fourth Proportional to 1,110,458.04, 1,666,350.66 and 1,020,113.07

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Solution

The fourth proportional to 1,110,458.04, 1,666,350.66 and 1,020,113.07 is: 1,530,779.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,458.04 : 1,666,350.66 = 1,020,113.07 : x
  2. Step 2: Convert to fraction form
    1,110,458.04/1,666,350.66 = 1,020,113.07/x
  3. Step 3: Cross multiply
    1,110,458.04x = 1,666,350.66 × 1,020,113.07
  4. Step 4: Simplify right side
    1,110,458.04x = 1,699,866,085,045.74
  5. Step 5: Solve for x
    x = 1,699,866,085,045.74/1,110,458.04
  6. Step 6: Final answer
    x = 1,530,779.22

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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.