Home / 1,417,178.16-2,126,133.73-406,374.10

Finding the Fourth Proportional to 1,417,178.16, 2,126,133.73 and 406,374.10

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Solution

The fourth proportional to 1,417,178.16, 2,126,133.73 and 406,374.10 is: 609,666.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,178.16 : 2,126,133.73 = 406,374.10 : x
  2. Step 2: Convert to fraction form
    1,417,178.16/2,126,133.73 = 406,374.10/x
  3. Step 3: Cross multiply
    1,417,178.16x = 2,126,133.73 × 406,374.10
  4. Step 4: Simplify right side
    1,417,178.16x = 864,005,681,008.39
  5. Step 5: Solve for x
    x = 864,005,681,008.39/1,417,178.16
  6. Step 6: Final answer
    x = 609,666.24

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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.