Finding the Fourth Proportional to 1,607,132.08, 2,219,336.04 and 1,035,155.44
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Solution
The fourth proportional to 1,607,132.08, 2,219,336.04 and 1,035,155.44 is: 1,429,476.65
Step by Step Solution
- Step 1: Write the proportion equation
1,607,132.08 : 2,219,336.04 = 1,035,155.44 : x - Step 2: Convert to fraction form
1,607,132.08/2,219,336.04 = 1,035,155.44/x - Step 3: Cross multiply
1,607,132.08x = 2,219,336.04 × 1,035,155.44 - Step 4: Simplify right side
1,607,132.08x = 2,297,357,774,994.06 - Step 5: Solve for x
x = 2,297,357,774,994.06/1,607,132.08 - Step 6: Final answer
x = 1,429,476.65
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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.