Finding the Fourth Proportional to 1,069,377, 1,475,740.58 and 639,675.24
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Solution
The fourth proportional to 1,069,377, 1,475,740.58 and 639,675.24 is: 882,752.02
Step by Step Solution
- Step 1: Write the proportion equation
1,069,377 : 1,475,740.58 = 639,675.24 : x - Step 2: Convert to fraction form
1,069,377/1,475,740.58 = 639,675.24/x - Step 3: Cross multiply
1,069,377x = 1,475,740.58 × 639,675.24 - Step 4: Simplify right side
1,069,377x = 943,994,709,689.24 - Step 5: Solve for x
x = 943,994,709,689.24/1,069,377 - Step 6: Final answer
x = 882,752.02
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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.