Finding the Fourth Proportional to 4,089,749.68, 6,134,400.78 and 1,249,860.52
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Solution
The fourth proportional to 4,089,749.68, 6,134,400.78 and 1,249,860.52 is: 1,874,722.40
Step by Step Solution
- Step 1: Write the proportion equation
4,089,749.68 : 6,134,400.78 = 1,249,860.52 : x - Step 2: Convert to fraction form
4,089,749.68/6,134,400.78 = 1,249,860.52/x - Step 3: Cross multiply
4,089,749.68x = 6,134,400.78 × 1,249,860.52 - Step 4: Simplify right side
4,089,749.68x = 7,667,145,348,779.21 - Step 5: Solve for x
x = 7,667,145,348,779.21/4,089,749.68 - Step 6: Final answer
x = 1,874,722.40
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.