Finding the Fourth Proportional to 1,565,946.48, 2,348,638.08 and 712,819.65
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Solution
The fourth proportional to 1,565,946.48, 2,348,638.08 and 712,819.65 is: 1,069,101.27
Step by Step Solution
- Step 1: Write the proportion equation
1,565,946.48 : 2,348,638.08 = 712,819.65 : x - Step 2: Convert to fraction form
1,565,946.48/2,348,638.08 = 712,819.65/x - Step 3: Cross multiply
1,565,946.48x = 2,348,638.08 × 712,819.65 - Step 4: Simplify right side
1,565,946.48x = 1,674,155,374,162.27 - Step 5: Solve for x
x = 1,674,155,374,162.27/1,565,946.48 - Step 6: Final answer
x = 1,069,101.27
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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.