Finding the Fourth Proportional to 1,688,753.08, 2,330,482.62 and 914,392
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Solution
The fourth proportional to 1,688,753.08, 2,330,482.62 and 914,392 is: 1,261,862.78
Step by Step Solution
- Step 1: Write the proportion equation
1,688,753.08 : 2,330,482.62 = 914,392 : x - Step 2: Convert to fraction form
1,688,753.08/2,330,482.62 = 914,392/x - Step 3: Cross multiply
1,688,753.08x = 2,330,482.62 × 914,392 - Step 4: Simplify right side
1,688,753.08x = 2,130,974,663,867.04 - Step 5: Solve for x
x = 2,130,974,663,867.04/1,688,753.08 - Step 6: Final answer
x = 1,261,862.78
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.