Home / 1,679,547.51-2,518,906.02-719,894.28

Finding the Fourth Proportional to 1,679,547.51, 2,518,906.02 and 719,894.28

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Solution

The fourth proportional to 1,679,547.51, 2,518,906.02 and 719,894.28 is: 1,079,663.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,547.51 : 2,518,906.02 = 719,894.28 : x
  2. Step 2: Convert to fraction form
    1,679,547.51/2,518,906.02 = 719,894.28/x
  3. Step 3: Cross multiply
    1,679,547.51x = 2,518,906.02 × 719,894.28
  4. Step 4: Simplify right side
    1,679,547.51x = 1,813,346,035,655.57
  5. Step 5: Solve for x
    x = 1,813,346,035,655.57/1,679,547.51
  6. Step 6: Final answer
    x = 1,079,663.44

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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.