Home / 1,249,882.32-1,724,943.72-706,117.80

Finding the Fourth Proportional to 1,249,882.32, 1,724,943.72 and 706,117.80

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Solution

The fourth proportional to 1,249,882.32, 1,724,943.72 and 706,117.80 is: 974,502.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,882.32 : 1,724,943.72 = 706,117.80 : x
  2. Step 2: Convert to fraction form
    1,249,882.32/1,724,943.72 = 706,117.80/x
  3. Step 3: Cross multiply
    1,249,882.32x = 1,724,943.72 × 706,117.80
  4. Step 4: Simplify right side
    1,249,882.32x = 1,218,013,464,690.22
  5. Step 5: Solve for x
    x = 1,218,013,464,690.22/1,249,882.32
  6. Step 6: Final answer
    x = 974,502.52

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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.