Finding the Fourth Proportional to 1,312,739.32, 1,968,398.21 and 592,239.01
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Solution
The fourth proportional to 1,312,739.32, 1,968,398.21 and 592,239.01 is: 888,037.85
Step by Step Solution
- Step 1: Write the proportion equation
1,312,739.32 : 1,968,398.21 = 592,239.01 : x - Step 2: Convert to fraction form
1,312,739.32/1,968,398.21 = 592,239.01/x - Step 3: Cross multiply
1,312,739.32x = 1,968,398.21 × 592,239.01 - Step 4: Simplify right side
1,312,739.32x = 1,165,762,204,214.98 - Step 5: Solve for x
x = 1,165,762,204,214.98/1,312,739.32 - Step 6: Final answer
x = 888,037.85
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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.