Home / 1,406,368.32-2,109,444.84-507,810.48

Finding the Fourth Proportional to 1,406,368.32, 2,109,444.84 and 507,810.48

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Solution

The fourth proportional to 1,406,368.32, 2,109,444.84 and 507,810.48 is: 761,676.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,368.32 : 2,109,444.84 = 507,810.48 : x
  2. Step 2: Convert to fraction form
    1,406,368.32/2,109,444.84 = 507,810.48/x
  3. Step 3: Cross multiply
    1,406,368.32x = 2,109,444.84 × 507,810.48
  4. Step 4: Simplify right side
    1,406,368.32x = 1,071,198,196,733.92
  5. Step 5: Solve for x
    x = 1,071,198,196,733.92/1,406,368.32
  6. Step 6: Final answer
    x = 761,676.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.