Home / 1,348,487.72-1,860,907.38-744,875.72

Finding the Fourth Proportional to 1,348,487.72, 1,860,907.38 and 744,875.72

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Solution

The fourth proportional to 1,348,487.72, 1,860,907.38 and 744,875.72 is: 1,027,925.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,487.72 : 1,860,907.38 = 744,875.72 : x
  2. Step 2: Convert to fraction form
    1,348,487.72/1,860,907.38 = 744,875.72/x
  3. Step 3: Cross multiply
    1,348,487.72x = 1,860,907.38 × 744,875.72
  4. Step 4: Simplify right side
    1,348,487.72x = 1,386,144,724,530.81
  5. Step 5: Solve for x
    x = 1,386,144,724,530.81/1,348,487.72
  6. Step 6: Final answer
    x = 1,027,925.36

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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.