Home / 1,637,253.86-2,243,045.96-1,575,891.40

Finding the Fourth Proportional to 1,637,253.86, 2,243,045.96 and 1,575,891.40

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Solution

The fourth proportional to 1,637,253.86, 2,243,045.96 and 1,575,891.40 is: 2,158,979.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,253.86 : 2,243,045.96 = 1,575,891.40 : x
  2. Step 2: Convert to fraction form
    1,637,253.86/2,243,045.96 = 1,575,891.40/x
  3. Step 3: Cross multiply
    1,637,253.86x = 2,243,045.96 × 1,575,891.40
  4. Step 4: Simplify right side
    1,637,253.86x = 3,534,796,838,168.74
  5. Step 5: Solve for x
    x = 3,534,796,838,168.74/1,637,253.86
  6. Step 6: Final answer
    x = 2,158,979.08

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.