Home / 3,130,547.40-4,696,495.56-971,530.20

Finding the Fourth Proportional to 3,130,547.40, 4,696,495.56 and 971,530.20

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Solution

The fourth proportional to 3,130,547.40, 4,696,495.56 and 971,530.20 is: 1,457,504.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130,547.40 : 4,696,495.56 = 971,530.20 : x
  2. Step 2: Convert to fraction form
    3,130,547.40/4,696,495.56 = 971,530.20/x
  3. Step 3: Cross multiply
    3,130,547.40x = 4,696,495.56 × 971,530.20
  4. Step 4: Simplify right side
    3,130,547.40x = 4,562,787,270,705.91
  5. Step 5: Solve for x
    x = 4,562,787,270,705.91/3,130,547.40
  6. Step 6: Final answer
    x = 1,457,504.61

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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.