Finding the Fourth Proportional to 2,564,752.35, 3,539,331.63 and 1,403,187.63
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Solution
The fourth proportional to 2,564,752.35, 3,539,331.63 and 1,403,187.63 is: 1,936,384.37
Step by Step Solution
- Step 1: Write the proportion equation
2,564,752.35 : 3,539,331.63 = 1,403,187.63 : x - Step 2: Convert to fraction form
2,564,752.35/3,539,331.63 = 1,403,187.63/x - Step 3: Cross multiply
2,564,752.35x = 3,539,331.63 × 1,403,187.63 - Step 4: Simplify right side
2,564,752.35x = 4,966,346,361,683.74 - Step 5: Solve for x
x = 4,966,346,361,683.74/2,564,752.35 - Step 6: Final answer
x = 1,936,384.37
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.