Finding the Fourth Proportional to 1,285,487.99, 1,773,970.35 and 704,710.10
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Solution
The fourth proportional to 1,285,487.99, 1,773,970.35 and 704,710.10 is: 972,498.25
Step by Step Solution
- Step 1: Write the proportion equation
1,285,487.99 : 1,773,970.35 = 704,710.10 : x - Step 2: Convert to fraction form
1,285,487.99/1,773,970.35 = 704,710.10/x - Step 3: Cross multiply
1,285,487.99x = 1,773,970.35 × 704,710.10 - Step 4: Simplify right side
1,285,487.99x = 1,250,134,813,875.68 - Step 5: Solve for x
x = 1,250,134,813,875.68/1,285,487.99 - Step 6: Final answer
x = 972,498.25
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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.