Finding the Fourth Proportional to 1,569,829.68, 2,165,746.71 and 907,103.66
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Solution
The fourth proportional to 1,569,829.68, 2,165,746.71 and 907,103.66 is: 1,251,445.81
Step by Step Solution
- Step 1: Write the proportion equation
1,569,829.68 : 2,165,746.71 = 907,103.66 : x - Step 2: Convert to fraction form
1,569,829.68/2,165,746.71 = 907,103.66/x - Step 3: Cross multiply
1,569,829.68x = 2,165,746.71 × 907,103.66 - Step 4: Simplify right side
1,569,829.68x = 1,964,556,772,029.19 - Step 5: Solve for x
x = 1,964,556,772,029.19/1,569,829.68 - Step 6: Final answer
x = 1,251,445.81
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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.