Home / 1,302,158.40-1,950,904.80-1,152,859.20

Finding the Fourth Proportional to 1,302,158.40, 1,950,904.80 and 1,152,859.20

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Solution

The fourth proportional to 1,302,158.40, 1,950,904.80 and 1,152,859.20 is: 1,727,223.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,158.40 : 1,950,904.80 = 1,152,859.20 : x
  2. Step 2: Convert to fraction form
    1,302,158.40/1,950,904.80 = 1,152,859.20/x
  3. Step 3: Cross multiply
    1,302,158.40x = 1,950,904.80 × 1,152,859.20
  4. Step 4: Simplify right side
    1,302,158.40x = 2,249,118,547,004.16
  5. Step 5: Solve for x
    x = 2,249,118,547,004.16/1,302,158.40
  6. Step 6: Final answer
    x = 1,727,223.47

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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.