Home / 1,878,458.48-2,592,506.76-1,234,411.28

Finding the Fourth Proportional to 1,878,458.48, 2,592,506.76 and 1,234,411.28

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Solution

The fourth proportional to 1,878,458.48, 2,592,506.76 and 1,234,411.28 is: 1,703,641.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,458.48 : 2,592,506.76 = 1,234,411.28 : x
  2. Step 2: Convert to fraction form
    1,878,458.48/2,592,506.76 = 1,234,411.28/x
  3. Step 3: Cross multiply
    1,878,458.48x = 2,592,506.76 × 1,234,411.28
  4. Step 4: Simplify right side
    1,878,458.48x = 3,200,219,588,020.25
  5. Step 5: Solve for x
    x = 3,200,219,588,020.25/1,878,458.48
  6. Step 6: Final answer
    x = 1,703,641.38

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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.