Home / 1,031,915.90-1,547,167.20-525,496.58

Finding the Fourth Proportional to 1,031,915.90, 1,547,167.20 and 525,496.58

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Solution

The fourth proportional to 1,031,915.90, 1,547,167.20 and 525,496.58 is: 787,885.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,915.90 : 1,547,167.20 = 525,496.58 : x
  2. Step 2: Convert to fraction form
    1,031,915.90/1,547,167.20 = 525,496.58/x
  3. Step 3: Cross multiply
    1,031,915.90x = 1,547,167.20 × 525,496.58
  4. Step 4: Simplify right side
    1,031,915.90x = 813,031,072,288.18
  5. Step 5: Solve for x
    x = 813,031,072,288.18/1,031,915.90
  6. Step 6: Final answer
    x = 787,885.01

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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.