Finding the Fourth Proportional to 1,838,973.19, 2,537,483.96 and 1,023,155.91
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Solution
The fourth proportional to 1,838,973.19, 2,537,483.96 and 1,023,155.91 is: 1,411,788.78
Step by Step Solution
- Step 1: Write the proportion equation
1,838,973.19 : 2,537,483.96 = 1,023,155.91 : x - Step 2: Convert to fraction form
1,838,973.19/2,537,483.96 = 1,023,155.91/x - Step 3: Cross multiply
1,838,973.19x = 2,537,483.96 × 1,023,155.91 - Step 4: Simplify right side
1,838,973.19x = 2,596,241,710,204.20 - Step 5: Solve for x
x = 2,596,241,710,204.20/1,838,973.19 - Step 6: Final answer
x = 1,411,788.78
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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.