Home / 1,114,547.40-1,671,821.10-404,598.60

Finding the Fourth Proportional to 1,114,547.40, 1,671,821.10 and 404,598.60

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Solution

The fourth proportional to 1,114,547.40, 1,671,821.10 and 404,598.60 is: 606,897.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,547.40 : 1,671,821.10 = 404,598.60 : x
  2. Step 2: Convert to fraction form
    1,114,547.40/1,671,821.10 = 404,598.60/x
  3. Step 3: Cross multiply
    1,114,547.40x = 1,671,821.10 × 404,598.60
  4. Step 4: Simplify right side
    1,114,547.40x = 676,416,476,510.46
  5. Step 5: Solve for x
    x = 676,416,476,510.46/1,114,547.40
  6. Step 6: Final answer
    x = 606,897.90

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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.