Home / 1,249,599.29-1,724,447.07-676,639.46

Finding the Fourth Proportional to 1,249,599.29, 1,724,447.07 and 676,639.46

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Solution

The fourth proportional to 1,249,599.29, 1,724,447.07 and 676,639.46 is: 933,762.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,599.29 : 1,724,447.07 = 676,639.46 : x
  2. Step 2: Convert to fraction form
    1,249,599.29/1,724,447.07 = 676,639.46/x
  3. Step 3: Cross multiply
    1,249,599.29x = 1,724,447.07 × 676,639.46
  4. Step 4: Simplify right side
    1,249,599.29x = 1,166,828,936,129.50
  5. Step 5: Solve for x
    x = 1,166,828,936,129.50/1,249,599.29
  6. Step 6: Final answer
    x = 933,762.48

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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.